diff --git a/packages/@aws-cdk/aws-sns-subscriptions/lib/url.ts b/packages/@aws-cdk/aws-sns-subscriptions/lib/url.ts
index 222aa70421851..c3692a0a9852a 100644
--- a/packages/@aws-cdk/aws-sns-subscriptions/lib/url.ts
+++ b/packages/@aws-cdk/aws-sns-subscriptions/lib/url.ts
@@ -30,7 +30,7 @@ export class UrlSubscription implements sns.ITopicSubscription {
   }
 
   public bind(scope: Construct, topic: sns.ITopic): void {
-    new sns.Subscription(scope, topic.node.uniqueId + 'Url', {
+    new sns.Subscription(scope, Token.isUnresolved(this.url) ? 'UnresolvedUrl' : this.url, {
       topic,
       endpoint: this.url,
       protocol: this.protocol,