diff --git a/src/main/java/com/alibaba/druid/pool/vendor/MySqlValidConnectionChecker.java b/src/main/java/com/alibaba/druid/pool/vendor/MySqlValidConnectionChecker.java
index c403c50a4f..c988727fca 100644
--- a/src/main/java/com/alibaba/druid/pool/vendor/MySqlValidConnectionChecker.java
+++ b/src/main/java/com/alibaba/druid/pool/vendor/MySqlValidConnectionChecker.java
@@ -45,6 +45,10 @@ public class MySqlValidConnectionChecker extends ValidConnectionCheckerAdapter i
     private Method   ping;
     private boolean  usePingMethod = false;
 
+    public MySqlValidConnectionChecker() {
+        this(false);
+    }
+
     public MySqlValidConnectionChecker(boolean usePingMethod){
         try {
             clazz = Utils.loadClass("com.mysql.jdbc.MySQLConnection");