diff --git a/src/test/java/com/alibaba/druid/pool/benckmark/Case3.java b/src/test/java/com/alibaba/druid/pool/benckmark/Case3.java
index 45d4baaa74..a338a21943 100644
--- a/src/test/java/com/alibaba/druid/pool/benckmark/Case3.java
+++ b/src/test/java/com/alibaba/druid/pool/benckmark/Case3.java
@@ -165,6 +165,7 @@ public class Case3 extends TestCase {
                             Thread.sleep(1);
 
                             conn.close();
+                            count.incrementAndGet();
                         }
                     } catch (Exception ex) {
                         ex.printStackTrace();