diff --git a/specification/containerregistry/resource-manager/Microsoft.ContainerRegistry/stable/2017-10-01/containerregistry.json b/specification/containerregistry/resource-manager/Microsoft.ContainerRegistry/stable/2017-10-01/containerregistry.json
index d9fe8dc7c709..93b2ae0f7b12 100644
--- a/specification/containerregistry/resource-manager/Microsoft.ContainerRegistry/stable/2017-10-01/containerregistry.json
+++ b/specification/containerregistry/resource-manager/Microsoft.ContainerRegistry/stable/2017-10-01/containerregistry.json
@@ -59,6 +59,9 @@
           },
           "ImportImageByManifestDigest": {
             "$ref": "./examples/ImportImageByManifestDigest.json"
+          },
+          "ImportImageFromPublicRegistry": {
+            "$ref": "./examples/ImportImageFromPublicRegistry.json"
           }
         },
         "x-ms-long-running-operation": true
@@ -1189,13 +1192,16 @@
     },
     "ImportSource": {
       "required": [
-        "resourceId",
         "sourceImage"
       ],
       "type": "object",
       "properties": {
         "resourceId": {
-          "description": "The resource identifier of the target Azure Container Registry.",
+          "description": "The resource identifier of the source Azure Container Registry.",
+          "type": "string"
+        },
+        "registryUri": {
+          "description": "The address of the source registry.",
           "type": "string"
         },
         "sourceImage": {
diff --git a/specification/containerregistry/resource-manager/Microsoft.ContainerRegistry/stable/2017-10-01/examples/ImportImageFromPublicRegistry.json b/specification/containerregistry/resource-manager/Microsoft.ContainerRegistry/stable/2017-10-01/examples/ImportImageFromPublicRegistry.json
new file mode 100644
index 000000000000..d0af798ec712
--- /dev/null
+++ b/specification/containerregistry/resource-manager/Microsoft.ContainerRegistry/stable/2017-10-01/examples/ImportImageFromPublicRegistry.json
@@ -0,0 +1,25 @@
+{
+    "parameters": {
+        "api-version": "2017-10-01",
+        "subscriptionId": "00000000-0000-0000-0000-000000000000",
+        "resourceGroupName": "myResourceGroup",
+        "registryName": "myRegistry",
+        "parameters": {
+            "source": {
+                "registryUri": "registry.hub.docker.com",
+                "sourceImage":"library/hello-world"
+            },
+            "targetTags": [
+                "targetRepository:targetTag"
+            ],
+            "untaggedTargetRepositories": [
+                "targetRepository1"
+            ],
+            "mode": "Force"
+        }
+    },
+    "responses": {
+        "200": {},
+        "202": {}
+    }
+}
\ No newline at end of file