diff --git a/src/main/java/com/alibaba/druid/pool/DruidDataSource.java b/src/main/java/com/alibaba/druid/pool/DruidDataSource.java
index 70bf27c00c..70639b9471 100644
--- a/src/main/java/com/alibaba/druid/pool/DruidDataSource.java
+++ b/src/main/java/com/alibaba/druid/pool/DruidDataSource.java
@@ -103,6 +103,9 @@ public class DruidDataSource extends DruidAbstractDataSource implements DruidDat
         lock.lock();
         try {
             this.enable = enable;
+            if (!enable) {
+                notEmpty.signalAll();
+            }
         } finally {
             lock.unlock();
         }