diff --git a/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/appplatform.json b/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/appplatform.json
index 82b07992844f..7b8328968ae6 100644
--- a/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/appplatform.json
+++ b/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/appplatform.json
@@ -9601,6 +9601,11 @@
         "id": {
           "description": "Id of the buildpack",
           "type": "string"
+        },
+        "version": {
+          "description": "Version of the buildpack",
+          "type": "string",
+          "readOnly": true
         }
       }
     },
@@ -9643,6 +9648,10 @@
         "buildpackId": {
           "description": "The id of supported buildpack",
           "type": "string"
+        },
+        "version": {
+          "description": "The version of supported buildpack",
+          "type": "string"
         }
       }
     },
diff --git a/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/examples/BuildServiceBuilder_CreateOrUpdate.json b/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/examples/BuildServiceBuilder_CreateOrUpdate.json
index 648ac54ec328..64209a28e235 100644
--- a/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/examples/BuildServiceBuilder_CreateOrUpdate.json
+++ b/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/examples/BuildServiceBuilder_CreateOrUpdate.json
@@ -39,10 +39,12 @@
               "name": "mix",
               "buildpacks": [
                 {
-                  "id": "tanzu-buildpacks/java-azure"
+                  "id": "tanzu-buildpacks/java-azure",
+                  "version": "10.0.0"
                 },
                 {
-                  "id": "tanzu-buildpacks/dotnet-core"
+                  "id": "tanzu-buildpacks/dotnet-core",
+                  "version": "2.9.0"
                 }
               ]
             }
@@ -74,10 +76,12 @@
               "name": "mix",
               "buildpacks": [
                 {
-                  "id": "tanzu-buildpacks/java-azure"
+                  "id": "tanzu-buildpacks/java-azure",
+                  "version": "10.0.0"
                 },
                 {
-                  "id": "tanzu-buildpacks/dotnet-core"
+                  "id": "tanzu-buildpacks/dotnet-core",
+                  "version": "2.9.0"
                 }
               ]
             }
diff --git a/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/examples/BuildServiceBuilder_Get.json b/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/examples/BuildServiceBuilder_Get.json
index 07a60a8dd0cb..1115215e5526 100644
--- a/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/examples/BuildServiceBuilder_Get.json
+++ b/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/examples/BuildServiceBuilder_Get.json
@@ -21,7 +21,8 @@
               "name": "mix",
               "buildpacks": [
                 {
-                  "id": "tanzu-buildpacks/java-azure"
+                  "id": "tanzu-buildpacks/java-azure",
+                  "version": "10.0.0"
                 }
               ]
             }
diff --git a/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/examples/BuildServiceBuilder_List.json b/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/examples/BuildServiceBuilder_List.json
index 7254e52e1db6..9cb1a2321444 100644
--- a/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/examples/BuildServiceBuilder_List.json
+++ b/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/examples/BuildServiceBuilder_List.json
@@ -22,7 +22,8 @@
                   "name": "mix",
                   "buildpacks": [
                     {
-                      "id": "tanzu-buildpacks/java-azure"
+                      "id": "tanzu-buildpacks/java-azure",
+                      "version": "10.0.0"
                     }
                   ]
                 }
diff --git a/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/examples/BuildService_GetSupportedBuildpack.json b/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/examples/BuildService_GetSupportedBuildpack.json
index 5cc4ea87d0b5..e6d21e868ad1 100644
--- a/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/examples/BuildService_GetSupportedBuildpack.json
+++ b/specification/appplatform/resource-manager/Microsoft.AppPlatform/preview/2024-01-01-preview/examples/BuildService_GetSupportedBuildpack.json
@@ -11,7 +11,8 @@
     "200": {
       "body": {
         "properties": {
-          "buildpackId": "tanzu-buildpacks/java-azure"
+          "buildpackId": "tanzu-buildpacks/java-azure",
+          "version": "10.0.0"
         },
         "systemData": {
           "createdBy": "sample-user",