diff --git a/source/nanoFramework.System.Net.Http-client/System.Net.Http-client.nfproj b/source/nanoFramework.System.Net.Http-client/System.Net.Http-client.nfproj
index 8cfd8fb8..c4bc4fdc 100644
--- a/source/nanoFramework.System.Net.Http-client/System.Net.Http-client.nfproj
+++ b/source/nanoFramework.System.Net.Http-client/System.Net.Http-client.nfproj
@@ -122,8 +122,8 @@
       <HintPath>..\packages\nanoFramework.Runtime.Events.1.0.6-preview-001\lib\nanoFramework.Runtime.Events.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="System.Net, Version=1.0.6.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Net.1.0.6-preview-026\lib\System.Net.dll</HintPath>
+    <Reference Include="System.Net, Version=1.1.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Net.1.1.0-preview.1\lib\System.Net.dll</HintPath>
       <Private>True</Private>
     </Reference>
   </ItemGroup>
diff --git a/source/nanoFramework.System.Net.Http-server/System.Net.Http-server.nfproj b/source/nanoFramework.System.Net.Http-server/System.Net.Http-server.nfproj
index 39d248ed..a4ddfbf4 100644
--- a/source/nanoFramework.System.Net.Http-server/System.Net.Http-server.nfproj
+++ b/source/nanoFramework.System.Net.Http-server/System.Net.Http-server.nfproj
@@ -117,8 +117,8 @@
       <HintPath>..\packages\nanoFramework.Runtime.Events.1.0.6-preview-001\lib\nanoFramework.Runtime.Events.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="System.Net, Version=1.0.6.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Net.1.0.6-preview-026\lib\System.Net.dll</HintPath>
+    <Reference Include="System.Net, Version=1.1.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Net.1.1.0-preview.1\lib\System.Net.dll</HintPath>
       <Private>True</Private>
     </Reference>
   </ItemGroup>
diff --git a/source/nanoFramework.System.Net.Http.Client.nuspec b/source/nanoFramework.System.Net.Http.Client.nuspec
index 67bcf6ab..4a06835a 100644
--- a/source/nanoFramework.System.Net.Http.Client.nuspec
+++ b/source/nanoFramework.System.Net.Http.Client.nuspec
@@ -22,7 +22,7 @@
     <dependencies>
       <dependency id="nanoFramework.CoreLibrary" version="[1.2.1-preview-001]" />
       <dependency id="nanoFramework.Runtime.Events" version="[1.0.6-preview-001]" />
-      <dependency id="nanoFramework.System.Net" version="[1.0.6-preview-026]" />
+      <dependency id="nanoFramework.System.Net" version="[1.1.0-preview.1]" />
     </dependencies>
   </metadata>
   <files>
diff --git a/source/nanoFramework.System.Net.Http.Server.nuspec b/source/nanoFramework.System.Net.Http.Server.nuspec
index dfc65f5d..a74c0681 100644
--- a/source/nanoFramework.System.Net.Http.Server.nuspec
+++ b/source/nanoFramework.System.Net.Http.Server.nuspec
@@ -22,7 +22,7 @@
     <dependencies>
       <dependency id="nanoFramework.CoreLibrary" version="[1.2.1-preview-001]" />
       <dependency id="nanoFramework.Runtime.Events" version="[1.0.6-preview-001]" />
-      <dependency id="nanoFramework.System.Net" version="[1.0.6-preview-026]" />
+      <dependency id="nanoFramework.System.Net" version="[1.1.0-preview.1]" />
     </dependencies>
   </metadata>
   <files>
diff --git a/source/nanoFramework.System.Net.Http.nuspec b/source/nanoFramework.System.Net.Http.nuspec
index ec148464..edb3915c 100644
--- a/source/nanoFramework.System.Net.Http.nuspec
+++ b/source/nanoFramework.System.Net.Http.nuspec
@@ -23,7 +23,7 @@
     <dependencies>
       <dependency id="nanoFramework.CoreLibrary" version="[1.2.1-preview-001]" />
       <dependency id="nanoFramework.Runtime.Events" version="[1.0.6-preview-001]" />
-      <dependency id="nanoFramework.System.Net" version="[1.0.6-preview-026]" />
+      <dependency id="nanoFramework.System.Net" version="[1.1.0-preview.1]" />
     </dependencies>
   </metadata>
   <files>
diff --git a/source/nanoFramework.System.Net.Http/System.Net.Http.nfproj b/source/nanoFramework.System.Net.Http/System.Net.Http.nfproj
index afe0c422..4d85f110 100644
--- a/source/nanoFramework.System.Net.Http/System.Net.Http.nfproj
+++ b/source/nanoFramework.System.Net.Http/System.Net.Http.nfproj
@@ -72,8 +72,8 @@
       <HintPath>..\packages\nanoFramework.Runtime.Events.1.0.6-preview-001\lib\nanoFramework.Runtime.Events.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="System.Net, Version=1.0.6.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Net.1.0.6-preview-026\lib\System.Net.dll</HintPath>
+    <Reference Include="System.Net, Version=1.1.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Net.1.1.0-preview.1\lib\System.Net.dll</HintPath>
       <Private>True</Private>
     </Reference>
   </ItemGroup>
diff --git a/source/nanoFramework.System.Net.Http/packages.config b/source/nanoFramework.System.Net.Http/packages.config
index 0d5a8cc8..726f0019 100644
--- a/source/nanoFramework.System.Net.Http/packages.config
+++ b/source/nanoFramework.System.Net.Http/packages.config
@@ -2,6 +2,6 @@
 <packages>
   <package id="nanoFramework.CoreLibrary" version="1.2.1-preview-001" targetFramework="netnanoframework10" />
   <package id="nanoFramework.Runtime.Events" version="1.0.6-preview-001" targetFramework="netnanoframework10" />
-  <package id="nanoFramework.System.Net" version="1.0.6-preview-026" targetFramework="netnanoframework10" />
+  <package id="nanoFramework.System.Net" version="1.1.0-preview.1" targetFramework="netnanoframework10" />
   <package id="Nerdbank.GitVersioning" version="3.0.6-beta" developmentDependency="true" targetFramework="netnanoframework10" />
 </packages>