diff --git a/components/apim/init.tf b/components/apim/init.tf
index 017ebdf2a..3ca4844e9 100644
--- a/components/apim/init.tf
+++ b/components/apim/init.tf
@@ -7,7 +7,7 @@ terraform {
   required_providers {
     azurerm = {
       source  = "hashicorp/azurerm"
-      version = "3.100.0"
+      version = "4.21.1"
     }
   }
 }
diff --git a/components/apim_appgw/init.tf b/components/apim_appgw/init.tf
index 960c64b91..3b66c9a8c 100644
--- a/components/apim_appgw/init.tf
+++ b/components/apim_appgw/init.tf
@@ -6,7 +6,7 @@ terraform {
   required_providers {
     azurerm = {
       source  = "hashicorp/azurerm"
-      version = "3.100.0"
+      version = "4.21.1"
     }
   }
 }
diff --git a/components/appgateway/init.tf b/components/appgateway/init.tf
index f88b2ca7d..501ce55f8 100644
--- a/components/appgateway/init.tf
+++ b/components/appgateway/init.tf
@@ -7,7 +7,7 @@ terraform {
   required_providers {
     azurerm = {
       source  = "hashicorp/azurerm"
-      version = "3.100.0"
+      version = "4.21.1"
     }
   }
 }
diff --git a/components/backendappgateway/init.tf b/components/backendappgateway/init.tf
index 128f6a206..d13186388 100644
--- a/components/backendappgateway/init.tf
+++ b/components/backendappgateway/init.tf
@@ -7,7 +7,7 @@ terraform {
   required_providers {
     azurerm = {
       source  = "hashicorp/azurerm"
-      version = "3.100.0"
+      version = "4.21.1"
     }
   }
 }
diff --git a/components/frontdoor/init.tf b/components/frontdoor/init.tf
index 1f626c76e..46a6ee835 100644
--- a/components/frontdoor/init.tf
+++ b/components/frontdoor/init.tf
@@ -7,7 +7,7 @@ terraform {
   required_providers {
     azurerm = {
       source  = "hashicorp/azurerm"
-      version = "3.100.0"
+      version = "4.21.1"
     }
   }
 }
diff --git a/components/trafficmanager/init.tf b/components/trafficmanager/init.tf
index 017ebdf2a..3ca4844e9 100644
--- a/components/trafficmanager/init.tf
+++ b/components/trafficmanager/init.tf
@@ -7,7 +7,7 @@ terraform {
   required_providers {
     azurerm = {
       source  = "hashicorp/azurerm"
-      version = "3.100.0"
+      version = "4.21.1"
     }
   }
 }