diff --git a/src/main/java/com/alibaba/druid/pool/DruidDataSource.java b/src/main/java/com/alibaba/druid/pool/DruidDataSource.java
index 727ef6d221..bdb8c99a5f 100644
--- a/src/main/java/com/alibaba/druid/pool/DruidDataSource.java
+++ b/src/main/java/com/alibaba/druid/pool/DruidDataSource.java
@@ -1147,7 +1147,7 @@ public class DruidDataSource extends DruidAbstractDataSource implements DruidDat
                         buf.append(",");
                     }
                     buf.append("\n\t{\n\tID:");
-                    buf.append(System.identityHashCode(conn));
+                    buf.append(System.identityHashCode(conn.getConnection()));
                     PreparedStatementPool pool = conn.getStatementPool();
                     
                     if (pool != null) {