From 8a22d7c4034c541d586d88bc6b0d30f510ff4a9f Mon Sep 17 00:00:00 2001
From: aereal <aereal@aereal.org>
Date: Sun, 24 Mar 2019 23:45:51 +0900
Subject: [PATCH] fix(rds): Use `dbParameterGroupName` instead of `ref`

---
 packages/@aws-cdk/aws-rds/lib/instance-parameter-group.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/@aws-cdk/aws-rds/lib/instance-parameter-group.ts b/packages/@aws-cdk/aws-rds/lib/instance-parameter-group.ts
index e59ee6f9aad4d..9fd24266be97e 100644
--- a/packages/@aws-cdk/aws-rds/lib/instance-parameter-group.ts
+++ b/packages/@aws-cdk/aws-rds/lib/instance-parameter-group.ts
@@ -73,7 +73,7 @@ export class InstanceParameterGroup extends Construct implements IInstanceParame
       this.setParameter(key, value);
     }
 
-    this.parameterGroupName = resource.ref;
+    this.parameterGroupName = resource.dbParameterGroupName;
   }
 
   /**