diff --git a/src/client/jTPCCUtil.java b/src/client/jTPCCUtil.java
index 140b4802f56530bfb3daad1b8dd6428da1ca70a5..f09875a022a43c6df5c9d9f773fe00e6175293ac 100644
--- a/src/client/jTPCCUtil.java
+++ b/src/client/jTPCCUtil.java
@@ -70,6 +70,7 @@ public class jTPCCUtil implements jTPCCConfig
 	ResultSet   rs;
 	String      value;
 
+    try {
 	if (dbConn == null)
 	{
 	    dbConn = ShardingJdbc.getConnection(db, dbProps);
@@ -86,6 +87,12 @@ public class jTPCCUtil implements jTPCCConfig
 	rs.close();
 
 	return value;
+    } finally {
+        stmtGetConfig.close();
+        stmtGetConfig = null;
+        dbConn.close();
+        dbConn = null;
+    }
     }
 
 } // end jTPCCUtil