diff --git a/src/main/java/com/alibaba/druid/stat/JdbcSqlStat.java b/src/main/java/com/alibaba/druid/stat/JdbcSqlStat.java
index 9905cee1e2..dbcdea4b26 100644
--- a/src/main/java/com/alibaba/druid/stat/JdbcSqlStat.java
+++ b/src/main/java/com/alibaba/druid/stat/JdbcSqlStat.java
@@ -230,7 +230,10 @@ public final class JdbcSqlStat implements JdbcSqlStatMBean {
     }
 
     public void addUpdateCount(int delta) {
-        this.updateCount.addAndGet(delta);
+        if (delta > 0) {
+            this.updateCount.addAndGet(delta);
+        }
+        
         this.updateCountHistogram.recode(delta);
         this.fetchRowCountHistogram.recode(0);