diff --git a/packages/@aws-cdk/aws-rds/lib/cluster.ts b/packages/@aws-cdk/aws-rds/lib/cluster.ts
index 3f108534ff012..9c2b9b7d86d80 100644
--- a/packages/@aws-cdk/aws-rds/lib/cluster.ts
+++ b/packages/@aws-cdk/aws-rds/lib/cluster.ts
@@ -330,7 +330,7 @@ export class DatabaseCluster extends DatabaseClusterBase {
     // create a number token that represents the port of the cluster
     const portAttribute = Token.asNumber(cluster.attrEndpointPort);
     this.clusterEndpoint = new Endpoint(cluster.attrEndpointAddress, portAttribute);
-    this.clusterReadEndpoint = new Endpoint(cluster.attrEndpointAddress, portAttribute);
+    this.clusterReadEndpoint = new Endpoint(cluster.attrReadEndpointAddress, portAttribute);
 
     if (secret) {
       this.secret = secret.addTargetAttachment('AttachedSecret', {