diff --git a/Tasks/ServiceFabricComposeDeployV0/ServiceFabricComposeDeploy.ps1 b/Tasks/ServiceFabricComposeDeployV0/ServiceFabricComposeDeploy.ps1
index 656ebf3b52b0..1aacc89512c0 100644
--- a/Tasks/ServiceFabricComposeDeployV0/ServiceFabricComposeDeploy.ps1
+++ b/Tasks/ServiceFabricComposeDeployV0/ServiceFabricComposeDeploy.ps1
@@ -22,6 +22,7 @@ try
     $deployTimeoutSec = Get-VstsInput -Name deployTimeoutSec
     $removeTimeoutSec = Get-VstsInput -Name removeTimeoutSec
     $getStatusTimeoutSec = Get-VstsInput -Name getStatusTimeoutSec
+    $upgrade = (Get-VstsInput -Name upgrade) -eq "true"
 
     $apiVersion = '2.8'
     $regKey = Get-ItemProperty -Path 'HKLM:\SOFTWARE\Microsoft\Service Fabric SDK\' -ErrorAction SilentlyContinue
@@ -172,48 +173,102 @@ try
         $getStatusParameters['TimeoutSec'] = $getStatusTimeoutSec
     }
 
+    $upgrading = $false
     $existingApplication = Get-ServiceFabricComposeApplicationStatusHelper -ApiVersion $apiVersion -GetStatusParameters $getStatusParameters
     if ($existingApplication -ne $null)
     {
-        Write-Host (Get-VstsLocString -Key RemovingApplication -ArgumentList $applicationName)
-
-        Remove-ServiceFabricComposeApplicationHelper -ApiVersion $apiVersion -RemoveParameters $removeParameters
-        do
+        if ($apiVersion -eq "2.8" -and $upgrade)
         {
-            Write-Host (Get-VstsLocString -Key CurrentStatus -ArgumentList $existingApplication.Status)
-            Start-Sleep -Seconds 3
-            $existingApplication = Get-ServiceFabricComposeApplicationStatusHelper -ApiVersion $apiVersion -GetStatusParameters $getStatusParameters
+            $upgrading = $true
         }
-        while ($existingApplication -ne $null)
-        Write-Host (Get-VstsLocString -Key ApplicationRemoved)
-    }
+        else
+        {
+            Write-Host (Get-VstsLocString -Key RemovingApplication -ArgumentList $applicationName)
 
-    Write-Host (Get-VstsLocString -Key CreatingApplication)
-    New-ServiceFabricComposeApplicationHelper -ApiVersion $apiVersion -DeployParameters $deployParameters
+            Remove-ServiceFabricComposeApplicationHelper -ApiVersion $apiVersion -RemoveParameters $removeParameters
+            do
+            {
+                Write-Host (Get-VstsLocString -Key CurrentStatus -ArgumentList $existingApplication.Status)
+                Start-Sleep -Seconds 3
+                $existingApplication = Get-ServiceFabricComposeApplicationStatusHelper -ApiVersion $apiVersion -GetStatusParameters $getStatusParameters
+            }
+            while ($existingApplication -ne $null)
+            Write-Host (Get-VstsLocString -Key ApplicationRemoved)
+        }
+    }
 
-    Write-Host (Get-VstsLocString -Key WaitingForDeploy)
-    $newApplication = Get-ServiceFabricComposeApplicationStatusHelper -ApiVersion $apiVersion -GetStatusParameters $getStatusParameters
-    while (($newApplication -eq $null) -or `
-        ($newApplication.Status -eq 'Provisioning') -or `
-        ($newApplication.Status -eq 'Creating'))
+    if ($upgrading)
     {
-        if ($newApplication -eq $null)
+        $upgradeParameters = New-Object 'System.Collections.Hashtable' $deployParameters
+        $upgradeParameters.Monitored = $True
+        $upgradeParameters.FailureAction = 'Rollback'
+        $upgradeParameters.ConsiderWarningAsError = $True
+        $upgradeParameters.Force = $True
+
+        $upgradeStatus = Get-ServiceFabricComposeDeploymentUpgradeHelper -ApiVersion $apiVersion -GetUpgradeParameters $getStatusParameters
+        if (($upgradeStatus -ne $null) -and (IsUpgradeRunning $upgradeStatus.UpgradeState))
         {
-            Write-Host (Get-VstsLocString -Key WaitingForDeploy)
+            Write-Error (Get-VstsLocString -Key UpgradeInProgress -ArgumentList $applicationName)
         }
-        else
+
+        Write-Host (Get-VstsLocString -Key UpgradingApplication)
+        Start-ServiceFabricComposeDeploymentUpgradeHelper -ApiVersion $apiVersion -UpgradeParameters $upgradeParameters
+
+        Write-Host (Get-VstsLocString -Key WaitingForUpgrade)
+        # Wait a minute before checking on the upgrade to avoid getting the status of the last upgrade.
+        Start-Sleep -Seconds 60
+        $upgradeStatus = Get-ServiceFabricComposeDeploymentUpgradeHelper -ApiVersion $apiVersion -GetUpgradeParameters $getStatusParameters
+        while (($upgradeStatus -eq $null) -or (IsUpgradeRunning $upgradeStatus.UpgradeState))
+        {
+            if ($upgradeStatus -eq $null)
+            {
+                Write-Host (Get-VstsLocString -Key WaitingForUpgrade)
+            }
+            else
+            {
+                Write-Host (Get-VstsLocString -Key CurrentStatus -ArgumentList $upgradeStatus.UpgradeState )
+            }
+            Start-Sleep -Seconds 3
+
+            $upgradeStatus = Get-ServiceFabricComposeDeploymentUpgradeHelper -ApiVersion $apiVersion -GetUpgradeParameters $getStatusParameters
+        }
+        Write-Host (Get-VstsLocString -Key CurrentStatus -ArgumentList $upgradeStatus.UpgradeState)
+
+        if ($upgradeStatus.UpgradeState -ne 'RollingForwardCompleted')
         {
-            Write-Host (Get-VstsLocString -Key CurrentStatus -ArgumentList $newApplication.Status)
+            Write-Error (Get-VstsLocString -Key UpgradeFailed -ArgumentList @($upgradeStatus.UpgradeState.ToString(), $upgradeStatus.UpgradeStatusDetails))
         }
-        Start-Sleep -Seconds 3
-        $newApplication = Get-ServiceFabricComposeApplicationStatusHelper -ApiVersion $apiVersion -GetStatusParameters $getStatusParameters
     }
-    Write-Host (Get-VstsLocString -Key CurrentStatus -ArgumentList $newApplication.Status)
-
-    if ($newApplication.Status -ne 'Created' -and $newApplication.Status -ne 'Ready')
+    else
     {
-        Write-Error (Get-VstsLocString -Key DeployFailed -ArgumentList @($newApplication.Status.ToString(), $newApplication.StatusDetails))
+        Write-Host (Get-VstsLocString -Key CreatingApplication)
+        New-ServiceFabricComposeApplicationHelper -ApiVersion $apiVersion -DeployParameters $deployParameters
+
+        Write-Host (Get-VstsLocString -Key WaitingForDeploy)
+        $newApplication = Get-ServiceFabricComposeApplicationStatusHelper -ApiVersion $apiVersion -GetStatusParameters $getStatusParameters
+        while (($newApplication -eq $null) -or `
+               ($newApplication.Status -eq 'Provisioning') -or `
+               ($newApplication.Status -eq 'Creating'))
+        {
+            if ($newApplication -eq $null)
+            {
+                Write-Host (Get-VstsLocString -Key WaitingForDeploy)
+            }
+            else
+            {
+                Write-Host (Get-VstsLocString -Key CurrentStatus -ArgumentList $newApplication.Status)
+            }
+            Start-Sleep -Seconds 3
+            $newApplication = Get-ServiceFabricComposeApplicationStatusHelper -ApiVersion $apiVersion -GetStatusParameters $getStatusParameters
+        }
+        Write-Host (Get-VstsLocString -Key CurrentStatus -ArgumentList $newApplication.Status)
+
+        if ($newApplication.Status -ne 'Created' -and $newApplication.Status -ne 'Ready')
+        {
+            Write-Error (Get-VstsLocString -Key DeployFailed -ArgumentList @($newApplication.Status.ToString(), $newApplication.StatusDetails))
+        }
     }
+
 }
 finally
 {
diff --git a/Tasks/ServiceFabricComposeDeployV0/Strings/resources.resjson/en-US/resources.resjson b/Tasks/ServiceFabricComposeDeployV0/Strings/resources.resjson/en-US/resources.resjson
index 140dcd7d4aee..d19c526f0101 100644
--- a/Tasks/ServiceFabricComposeDeployV0/Strings/resources.resjson/en-US/resources.resjson
+++ b/Tasks/ServiceFabricComposeDeployV0/Strings/resources.resjson/en-US/resources.resjson
@@ -23,6 +23,8 @@
   "loc.input.help.registryPassword": "Password for the Docker registry. If the password is not encrypted, it is recommended that you use a custom release definition secret variable to store it.",
   "loc.input.label.passwordEncrypted": "Password Encrypted",
   "loc.input.help.passwordEncrypted": "It is recommended to encrypt your password using [Invoke-ServiceFabricEncryptText](https://docs.microsoft.com/en-us/azure/service-fabric/service-fabric-application-secret-management#encrypt-application-secrets). If you do not, and a certificate matching the Server Certificate Thumbprint in the Cluster Connection is installed on the build agent, it will be used to encrypt the password; otherwise an error will occur.",
+  "loc.input.label.upgrade": "Upgrade",
+  "loc.input.help.upgrade": "Upgrade an existing deployment rather than removing it.",
   "loc.input.label.deployTimeoutSec": "Deploy Timeout (s)",
   "loc.input.help.deployTimeoutSec": "Timeout in seconds for deploying the application.",
   "loc.input.label.removeTimeoutSec": "Remove Timeout (s)",
@@ -39,11 +41,15 @@
   "loc.messages.ApplicationRemoved": "Application removed.",
   "loc.messages.EncryptingPassword": "Encrypting the password with the Server Certificate.",
   "loc.messages.CreatingApplication": "Creating application",
+  "loc.messages.UpgradingApplication": "Upgrading application",
   "loc.messages.WaitingForDeploy": "Waiting for deploy...",
+  "loc.messages.WaitingForUpgrade": "Waiting for upgrade...",
   "loc.messages.CurrentStatus": "Current Status: {0}",
   "loc.messages.DeployFailed": "Deploy Failed\nStatus: {0}\nDetails: {1}",
+  "loc.messages.UpgradeFailed": "Upgrade Failed\nStatus: {0}\nDetails: {1}",
   "loc.messages.CheckingComposeFile": "Checking compose file",
   "loc.messages.UnsupportedAPIVersion": "Service Fabric SDK version {0} is not supported.",
   "loc.messages.UsingAPIVersion": "Using cmdlets for Service Fabric SDK version {0}.",
-  "loc.messages.InvalidApplicationNameWarning": "Latest Service Fabric has stopped supporting compose application name starting with 'fabric:/' and hence compose deployment might fail with ServiceDnsName error for application name '{0}'. You can provide a different application name and re-run if required."
+  "loc.messages.InvalidApplicationNameWarning": "Latest Service Fabric has stopped supporting compose application name starting with 'fabric:/' and hence compose deployment might fail with ServiceDnsName error for application name '{0}'. You can provide a different application name and re-run if required.",
+  "loc.messages.UpgradeInProgress": "An upgrade for the application '{0}' is already in progress."
 }
\ No newline at end of file
diff --git a/Tasks/ServiceFabricComposeDeployV0/Tests/Deploy.2.8.ps1 b/Tasks/ServiceFabricComposeDeployV0/Tests/Deploy.2.8.ps1
index fe141dad00ae..85bf09d16159 100644
--- a/Tasks/ServiceFabricComposeDeployV0/Tests/Deploy.2.8.ps1
+++ b/Tasks/ServiceFabricComposeDeployV0/Tests/Deploy.2.8.ps1
@@ -20,6 +20,7 @@ Register-Mock Get-VstsInput { $null } -Name deployTimeoutSec
 Register-Mock Get-VstsInput { $null } -Name removeTimeoutSec
 Register-Mock Get-VstsInput { $null } -Name getStatusTimeoutSec
 Register-Mock Get-VstsInput { "None" } -Name registryCredentials -Require
+Register-Mock Get-VstsInput { "false" } -Name upgrade
 
 # Setup file resolution
 Register-Mock Find-VstsFiles { $composeFilePath } -- -LegacyPattern $composeFilePath
diff --git a/Tasks/ServiceFabricComposeDeployV0/Tests/L0.ts b/Tasks/ServiceFabricComposeDeployV0/Tests/L0.ts
index 5775a93d4d36..a68b3cdf61c3 100644
--- a/Tasks/ServiceFabricComposeDeployV0/Tests/L0.ts
+++ b/Tasks/ServiceFabricComposeDeployV0/Tests/L0.ts
@@ -36,6 +36,9 @@ describe('ServiceFabricComposeDeploy Suite', function () {
         it('Deploy Preview', (done) => {
             psr.run(path.join(__dirname, 'DeployPreview.ps1'), done);
         })
+        it('Replace 2.8', (done) => {
+            psr.run(path.join(__dirname, 'Replace.2.8.ps1'), done);
+        })
         it('Upgrade 2.7', (done) => {
             psr.run(path.join(__dirname, 'Upgrade.2.7.ps1'), done);
         })
diff --git a/Tasks/ServiceFabricComposeDeployV0/Tests/Replace.2.8.ps1 b/Tasks/ServiceFabricComposeDeployV0/Tests/Replace.2.8.ps1
new file mode 100644
index 000000000000..c532eaf28b23
--- /dev/null
+++ b/Tasks/ServiceFabricComposeDeployV0/Tests/Replace.2.8.ps1
@@ -0,0 +1,148 @@
+[CmdletBinding()]
+param()
+
+. $PSScriptRoot\..\..\..\Tests\lib\Initialize-Test.ps1
+
+$serviceConnectionName = "random connection name"
+$composeFilePath = "docker-compose.yml"
+$deploymentName = "fabric:/Application1"
+$applicationName = "fabric:/fabric:/Application1"
+$serverCertThumbprint = "random thumbprint"
+$userName = "random user"
+$password = "random password"
+$connectionEndpointFullUrl = "https://mycluster.com:19000"
+$connectionEndpoint = ([System.Uri]$connectionEndpointFullUrl).Authority
+
+# Setup input arguments
+Register-Mock Get-VstsInput { $serviceConnectionName } -Name serviceConnectionName -Require
+Register-Mock Get-VstsInput { $composeFilePath } -Name composeFilePath -Require
+Register-Mock Get-VstsInput { $deploymentName } -Name applicationName -Require
+Register-Mock Get-VstsInput { $null } -Name deployTimeoutSec
+Register-Mock Get-VstsInput { $null } -Name removeTimeoutSec
+Register-Mock Get-VstsInput { $null } -Name getStatusTimeoutSec
+Register-Mock Get-VstsInput { "None" } -Name registryCredentials -Require
+Register-Mock Get-VstsInput { "false" } -Name upgrade
+
+# Setup file resolution
+Register-Mock Find-VstsFiles { $composeFilePath } -- -LegacyPattern $composeFilePath
+
+Register-Mock Assert-VstsPath
+Register-Mock Test-Path { $true } -- "HKLM:\SOFTWARE\Microsoft\Service Fabric SDK"
+
+# Setup mock VSTS service endpoint
+$vstsEndpoint = @{
+    "url"  = $connectionEndpointFullUrl
+    "Auth" = @{
+        "Scheme"     = "UserNamePassword"
+        "Parameters" = @{
+            "ServerCertThumbprint" = $serverCertThumbprint
+            "Username"             = $userName
+            "Password"             = $password
+        }
+    }
+}
+Register-Mock Get-VstsEndpoint { $vstsEndpoint } -- -Name $serviceConnectionName -Require
+
+# Setup mock Registry for Service Fabric
+$SfRegistry = @{
+    "FabricSDKVersion" = "2.8.1.2"
+}
+Register-Mock Get-ItemProperty { $SfRegistry } -- -Path 'HKLM:\SOFTWARE\Microsoft\Service Fabric SDK\' -ErrorAction SilentlyContinue
+
+# Setup mock results of cluster connection
+Register-Mock Connect-ServiceFabricClusterFromServiceEndpoint { } -- -ClusterConnectionParameters @{} -ConnectedServiceEndpoint $vstsEndpoint
+
+$deploymentStatus = @{
+    "ApplicationName"         = $applicationName
+    "DeploymentName"          = $deploymentName
+    "ComposeDeploymentStatus" = "Ready"
+    "StatusDetails"           = ""
+}
+
+$deploymentUpgraded = @{
+    "ApplicationName"      = $applicationName
+    "DeploymentName"       = $deploymentName
+    "UpgradeState"         = "RollingForwardCompleted"
+    "UpgradeStatusDetails" = ""
+}
+$applicationUpgraded = @{
+    "ApplicationName" = $applicationName
+    "UpgradeState"    = "RollingForwardCompleted"
+}
+
+$deploymentUpgrading = @{
+    "ApplicationName"      = $applicationName
+    "DeploymentName"       = $deploymentName
+    "UpgradeState"         = "RollingForwardInProgress"
+    "UpgradeStatusDetails" = ""
+}
+$applicationUpgrading = @{
+    "ApplicationName" = $applicationName
+    "UpgradeState"    = "RollingForwardInProgress"
+}
+
+# Need to store the bool in an object so the lambdas will share the reference
+$removed = New-Object 'System.Collections.Generic.Dictionary[string, bool]'
+$removed.Value = $false
+$isUpgrading = New-Object 'System.Collections.Generic.Dictionary[string, bool]'
+$isUpgrading.Value = $false
+
+Register-Mock Get-ServiceFabricComposeDeploymentStatus {
+    if (($removed.Value -eq $true))
+    {
+        return $null;
+    }
+    else
+    {
+        return $deploymentStatus
+    }
+} -DeploymentName: $deploymentName
+
+Register-Mock Remove-ServiceFabricComposeDeployment {
+    $removed.Value = $true
+} -DeploymentName: $deploymentName -Force: $true
+
+Register-Mock Test-ServiceFabricApplicationPackage { } -- -ComposeFilePath $composeFilePath -ErrorAction Stop
+
+Register-Mock New-ServiceFabricComposeDeployment {
+    $removed.Value = $false
+} -- -DeploymentName: $deploymentName -Compose: $composeFilePath
+
+Register-Mock Get-ServiceFabricComposeDeploymentUpgrade {
+    if ($isUpgrading.Value -eq $true)
+    {
+        return $deploymentUpgrading;
+    }
+    else
+    {
+        return $deploymentUpgraded
+    }
+} -DeploymentName: $deploymentName
+
+Register-Mock Get-ServiceFabricApplicationUpgrade {
+    if ($isUpgrading.Value -eq $true)
+    {
+        $isUpgrading.Value = $false
+        return $applicationUpgrading;
+    }
+    else
+    {
+        return $applicationUpgraded
+    }
+} -ApplicationName: $applicationName
+
+Register-Mock Start-ServiceFabricComposeDeploymentUpgrade {
+    $isUpgrading.Value = $true
+} -Force: True -ConsiderWarningAsError: True -FailureAction: Rollback -DeploymentName: $deploymentName -Monitored: True -Compose: $composeFilePath
+
+Register-Mock Start-Sleep { } -ParametersEvaluator { $true }
+
+# Act
+. $PSScriptRoot\..\..\..\Tasks\ServiceFabricComposeDeployV0\ps_modules\ServiceFabricHelpers\Connect-ServiceFabricClusterFromServiceEndpoint.ps1
+@( & $PSScriptRoot/../../../Tasks/ServiceFabricComposeDeployV0/ServiceFabricComposeDeploy.ps1 )
+
+# Assert
+Assert-WasCalled Get-ServiceFabricComposeDeploymentStatus -Times 3
+Assert-WasCalled Get-ServiceFabricComposeDeploymentUpgrade -Times 0
+Assert-WasCalled Remove-ServiceFabricComposeDeployment -Times 1
+Assert-WasCalled New-ServiceFabricComposeDeployment -Times 1
\ No newline at end of file
diff --git a/Tasks/ServiceFabricComposeDeployV0/Tests/Upgrade.2.8.ps1 b/Tasks/ServiceFabricComposeDeployV0/Tests/Upgrade.2.8.ps1
index c8b7b6bd5b33..d3635b6d47df 100644
--- a/Tasks/ServiceFabricComposeDeployV0/Tests/Upgrade.2.8.ps1
+++ b/Tasks/ServiceFabricComposeDeployV0/Tests/Upgrade.2.8.ps1
@@ -5,7 +5,8 @@ param()
 
 $serviceConnectionName = "random connection name"
 $composeFilePath = "docker-compose.yml"
-$applicationName = "fabric:/Application1"
+$deploymentName = "fabric:/Application1"
+$applicationName = "fabric:/fabric:/Application1"
 $serverCertThumbprint = "random thumbprint"
 $userName = "random user"
 $password = "random password"
@@ -15,11 +16,12 @@ $connectionEndpoint = ([System.Uri]$connectionEndpointFullUrl).Authority
 # Setup input arguments
 Register-Mock Get-VstsInput { $serviceConnectionName } -Name serviceConnectionName -Require
 Register-Mock Get-VstsInput { $composeFilePath } -Name composeFilePath -Require
-Register-Mock Get-VstsInput { $applicationName } -Name applicationName -Require
+Register-Mock Get-VstsInput { $deploymentName } -Name applicationName -Require
 Register-Mock Get-VstsInput { $null } -Name deployTimeoutSec
 Register-Mock Get-VstsInput { $null } -Name removeTimeoutSec
 Register-Mock Get-VstsInput { $null } -Name getStatusTimeoutSec
 Register-Mock Get-VstsInput { "None" } -Name registryCredentials -Require
+Register-Mock Get-VstsInput { "true" } -Name upgrade
 
 # Setup file resolution
 Register-Mock Find-VstsFiles { $composeFilePath } -- -LegacyPattern $composeFilePath
@@ -50,42 +52,86 @@ Register-Mock Get-ItemProperty { $SfRegistry } -- -Path 'HKLM:\SOFTWARE\Microsof
 # Setup mock results of cluster connection
 Register-Mock Connect-ServiceFabricClusterFromServiceEndpoint { } -- -ClusterConnectionParameters @{} -ConnectedServiceEndpoint $vstsEndpoint
 
-$serviceFabricComposeDeploymentStatus = @{
-    "DeploymentName"          = $applicationName
-    "ComposeDeploymentStatus" = "Created"
+$deploymentStatus = @{
+    "ApplicationName"         = $applicationName
+    "DeploymentName"          = $deploymentName
+    "ComposeDeploymentStatus" = "Ready"
     "StatusDetails"           = ""
 }
 
+$deploymentUpgraded = @{
+    "ApplicationName"      = $applicationName
+    "DeploymentName"       = $deploymentName
+    "UpgradeState"         = "RollingForwardCompleted"
+    "UpgradeStatusDetails" = ""
+}
+$applicationUpgraded = @{
+    "ApplicationName" = $applicationName
+    "UpgradeState"    = "RollingForwardCompleted"
+}
+
+$deploymentUpgrading = @{
+    "ApplicationName"      = $applicationName
+    "DeploymentName"       = $deploymentName
+    "UpgradeState"         = "RollingForwardInProgress"
+    "UpgradeStatusDetails" = ""
+}
+$applicationUpgrading = @{
+    "ApplicationName" = $applicationName
+    "UpgradeState"    = "RollingForwardInProgress"
+}
+
 # Need to store the bool in an object so the lambdas will share the reference
-$removed = New-Object 'System.Collections.Generic.Dictionary[string, bool]'
-$removed.Value = $false
+$isUpgrading = New-Object 'System.Collections.Generic.Dictionary[string, bool]'
+$isUpgrading.Value = $false
 
 Register-Mock Get-ServiceFabricComposeDeploymentStatus {
-    if (($removed.Value -eq $true))
+    return $deploymentStatus
+} -DeploymentName: $deploymentName
+
+Register-Mock Remove-ServiceFabricComposeDeployment {
+} -DeploymentName: $deploymentName -Force: $true
+
+Register-Mock Test-ServiceFabricApplicationPackage { } -- -ComposeFilePath $composeFilePath -ErrorAction Stop
+
+Register-Mock New-ServiceFabricComposeDeployment {
+} -- -DeploymentName: $deploymentName -Compose: $composeFilePath
+
+Register-Mock Get-ServiceFabricComposeDeploymentUpgrade {
+    if ($isUpgrading.Value -eq $true)
     {
-        return $null;
+        return $deploymentUpgrading;
     }
     else
     {
-        return $serviceFabricComposeDeploymentStatus
+        return $deploymentUpgraded
     }
-} -DeploymentName: $applicationName
+} -DeploymentName: $deploymentName
 
-Register-Mock Remove-ServiceFabricComposeDeployment {
-    $removed.Value = $true
-} -DeploymentName: $applicationName -Force: True
+Register-Mock Get-ServiceFabricApplicationUpgrade {
+    if ($isUpgrading.Value -eq $true)
+    {
+        $isUpgrading.Value = $false
+        return $applicationUpgrading;
+    }
+    else
+    {
+        return $applicationUpgraded
+    }
+} -ApplicationName: $applicationName
 
-Register-Mock Test-ServiceFabricApplicationPackage { } -- -ComposeFilePath: $composeFilePath -ErrorAction: Stop
+Register-Mock Start-ServiceFabricComposeDeploymentUpgrade {
+    $isUpgrading.Value = $true
+} -Force: True -ConsiderWarningAsError: True -FailureAction: Rollback -DeploymentName: $deploymentName -Monitored: True -Compose: $composeFilePath
 
-Register-Mock New-ServiceFabricComposeDeployment {
-    $removed.Value = $false
-} -- -DeploymentName: $applicationName -Compose: $composeFilePath
+Register-Mock Start-Sleep { } -ParametersEvaluator { $true }
 
 # Act
 . $PSScriptRoot\..\..\..\Tasks\ServiceFabricComposeDeployV0\ps_modules\ServiceFabricHelpers\Connect-ServiceFabricClusterFromServiceEndpoint.ps1
 @( & $PSScriptRoot/../../../Tasks/ServiceFabricComposeDeployV0/ServiceFabricComposeDeploy.ps1 )
 
 # Assert
-Assert-WasCalled Get-ServiceFabricComposeDeploymentStatus -Times 3
-Assert-WasCalled Remove-ServiceFabricComposeDeployment -Times 1
-Assert-WasCalled New-ServiceFabricComposeDeployment -Times 1
\ No newline at end of file
+Assert-WasCalled Get-ServiceFabricComposeDeploymentStatus -Times 1
+Assert-WasCalled Get-ServiceFabricComposeDeploymentUpgrade -Times 3
+Assert-WasCalled Remove-ServiceFabricComposeDeployment -Times 0
+Assert-WasCalled New-ServiceFabricComposeDeployment -Times 0
\ No newline at end of file
diff --git a/Tasks/ServiceFabricComposeDeployV0/Tests/UpgradePreview.ps1 b/Tasks/ServiceFabricComposeDeployV0/Tests/UpgradePreview.ps1
index b96dc91b5fe8..fe134fe814a3 100644
--- a/Tasks/ServiceFabricComposeDeployV0/Tests/UpgradePreview.ps1
+++ b/Tasks/ServiceFabricComposeDeployV0/Tests/UpgradePreview.ps1
@@ -73,7 +73,7 @@ Register-Mock Get-ServiceFabricComposeApplicationStatusPaged {
 
 Register-Mock Remove-ServiceFabricComposeApplication {
     $removed.Value = $true
-} -Force: True -ApplicationName: $applicationName
+} -Force: $true -ApplicationName: $applicationName
 
 Register-Mock Test-ServiceFabricApplicationPackage { } -- -ComposeFilePath: $composeFilePath -ErrorAction: Stop
 
diff --git a/Tasks/ServiceFabricComposeDeployV0/task.json b/Tasks/ServiceFabricComposeDeployV0/task.json
index 992d48410820..7e894eaa1203 100644
--- a/Tasks/ServiceFabricComposeDeployV0/task.json
+++ b/Tasks/ServiceFabricComposeDeployV0/task.json
@@ -16,8 +16,8 @@
     "author": "Microsoft Corporation",
     "version": {
         "Major": 0,
-        "Minor": 2,
-        "Patch": 6
+        "Minor": 3,
+        "Patch": 0
     },
     "demands": [
         "Cmd"
@@ -133,6 +133,15 @@
             "groupName": "registry",
             "visibleRule": "registryCredentials = UsernamePassword"
         },
+        {
+            "name": "upgrade",
+            "type": "boolean",
+            "label": "Upgrade",
+            "defaultValue": false,
+            "required": false,
+            "helpMarkDown": "Upgrade an existing deployment rather than removing it.",
+            "groupName": "advanced"
+        },
         {
             "name": "deployTimeoutSec",
             "type": "string",
@@ -177,12 +186,16 @@
         "ApplicationRemoved": "Application removed.",
         "EncryptingPassword": "Encrypting the password with the Server Certificate.",
         "CreatingApplication": "Creating application",
+        "UpgradingApplication": "Upgrading application",
         "WaitingForDeploy": "Waiting for deploy...",
+        "WaitingForUpgrade": "Waiting for upgrade...",
         "CurrentStatus": "Current Status: {0}",
         "DeployFailed": "Deploy Failed\nStatus: {0}\nDetails: {1}",
+        "UpgradeFailed": "Upgrade Failed\nStatus: {0}\nDetails: {1}",
         "CheckingComposeFile": "Checking compose file",
         "UnsupportedAPIVersion": "Service Fabric SDK version {0} is not supported.",
         "UsingAPIVersion": "Using cmdlets for Service Fabric SDK version {0}.",
-        "InvalidApplicationNameWarning": "Latest Service Fabric has stopped supporting compose application name starting with 'fabric:/' and hence compose deployment might fail with ServiceDnsName error for application name '{0}'. You can provide a different application name and re-run if required."
+        "InvalidApplicationNameWarning": "Latest Service Fabric has stopped supporting compose application name starting with 'fabric:/' and hence compose deployment might fail with ServiceDnsName error for application name '{0}'. You can provide a different application name and re-run if required.",
+        "UpgradeInProgress": "An upgrade for the application '{0}' is already in progress."
     }
 }
\ No newline at end of file
diff --git a/Tasks/ServiceFabricComposeDeployV0/task.loc.json b/Tasks/ServiceFabricComposeDeployV0/task.loc.json
index 390555692a48..89716eb73f34 100644
--- a/Tasks/ServiceFabricComposeDeployV0/task.loc.json
+++ b/Tasks/ServiceFabricComposeDeployV0/task.loc.json
@@ -16,8 +16,8 @@
   "author": "Microsoft Corporation",
   "version": {
     "Major": 0,
-    "Minor": 2,
-    "Patch": 6
+    "Minor": 3,
+    "Patch": 0
   },
   "demands": [
     "Cmd"
@@ -133,6 +133,15 @@
       "groupName": "registry",
       "visibleRule": "registryCredentials = UsernamePassword"
     },
+    {
+      "name": "upgrade",
+      "type": "boolean",
+      "label": "ms-resource:loc.input.label.upgrade",
+      "defaultValue": false,
+      "required": false,
+      "helpMarkDown": "ms-resource:loc.input.help.upgrade",
+      "groupName": "advanced"
+    },
     {
       "name": "deployTimeoutSec",
       "type": "string",
@@ -177,12 +186,16 @@
     "ApplicationRemoved": "ms-resource:loc.messages.ApplicationRemoved",
     "EncryptingPassword": "ms-resource:loc.messages.EncryptingPassword",
     "CreatingApplication": "ms-resource:loc.messages.CreatingApplication",
+    "UpgradingApplication": "ms-resource:loc.messages.UpgradingApplication",
     "WaitingForDeploy": "ms-resource:loc.messages.WaitingForDeploy",
+    "WaitingForUpgrade": "ms-resource:loc.messages.WaitingForUpgrade",
     "CurrentStatus": "ms-resource:loc.messages.CurrentStatus",
     "DeployFailed": "ms-resource:loc.messages.DeployFailed",
+    "UpgradeFailed": "ms-resource:loc.messages.UpgradeFailed",
     "CheckingComposeFile": "ms-resource:loc.messages.CheckingComposeFile",
     "UnsupportedAPIVersion": "ms-resource:loc.messages.UnsupportedAPIVersion",
     "UsingAPIVersion": "ms-resource:loc.messages.UsingAPIVersion",
-    "InvalidApplicationNameWarning": "ms-resource:loc.messages.InvalidApplicationNameWarning"
+    "InvalidApplicationNameWarning": "ms-resource:loc.messages.InvalidApplicationNameWarning",
+    "UpgradeInProgress": "ms-resource:loc.messages.UpgradeInProgress"
   }
 }
\ No newline at end of file
diff --git a/Tasks/ServiceFabricComposeDeployV0/utilities.ps1 b/Tasks/ServiceFabricComposeDeployV0/utilities.ps1
index b5c05dec8699..18b3a88165bb 100644
--- a/Tasks/ServiceFabricComposeDeployV0/utilities.ps1
+++ b/Tasks/ServiceFabricComposeDeployV0/utilities.ps1
@@ -173,6 +173,75 @@ function New-ServiceFabricComposeApplicationHelper
     }
 }
 
+function Start-ServiceFabricComposeDeploymentUpgradeHelper
+{
+    Param (
+        [Parameter(Mandatory = $True)]
+        [string]
+        $ApiVersion,
+
+        [Parameter(Mandatory = $True)]
+        [HashTable]
+        $UpgradeParameters
+    )
+
+    Start-ServiceFabricComposeDeploymentUpgrade @UpgradeParameters
+}
+
+function Get-ServiceFabricComposeDeploymentUpgradeHelper
+{
+    Param (
+        [Parameter(Mandatory = $True)]
+        [string]
+        $ApiVersion,
+
+        [Parameter(Mandatory = $True)]
+        [HashTable]
+        $GetUpgradeParameters
+    )
+
+    $composeDeploymentUpgrade = Get-ServiceFabricComposeDeploymentUpgrade @GetUpgradeParameters
+
+    if ($composeDeploymentUpgrade -eq $null)
+    {
+        return $null
+    }
+
+    # Currently there is a bug in Get-ServiceFabricComposeDeploymentUpgrade so that it returns the wrong upgrade status when rolling back, need to get that information from Get-ServiceFabricApplicationUpgrade instead
+    $appUpgradeParameters = @{
+        "ApplicationName" = $composeDeploymentUpgrade.ApplicationName
+    }
+    if ($GetUpgradeParameters['TimeoutSec'])
+    {
+        $appUpgradeParameters['TimeoutSec'] = $GetUpgradeParameters['TimeoutSec']
+    }
+    $appUpgrade = Get-ServiceFabricApplicationUpgrade @appUpgradeParameters
+
+    if ($appUpgrade -eq $null)
+    {
+        return $composeDeploymentUpgrade
+    }
+
+    return @{
+        "UpgradeState"         = $appUpgrade.UpgradeState
+        "UpgradeStatusDetails" = $composeDeploymentUpgrade.UpgradeStatusDetails
+    }
+}
+
+function IsUpgradeRunning
+{
+    Param (
+        [Parameter(Mandatory = $True)]
+        [string]
+        $UpgradeState
+    )
+
+    return ($UpgradeState -ne 'Failed' -and `
+            $UpgradeState -ne 'Invalid' -and `
+            $UpgradeState -ne 'RollingForwardCompleted' -and `
+            $UpgradeState -ne 'RollingBackCompleted')
+}
+
 function Test-ApplicationName
 {
     Param (
@@ -205,4 +274,4 @@ function Test-ApplicationName
             return
         }
     }
-}
+}
\ No newline at end of file