diff --git a/hyracks/hyracks-control-nc/src/main/java/edu/uci/ics/hyracks/control/nc/Stagelet.java b/hyracks/hyracks-control-nc/src/main/java/edu/uci/ics/hyracks/control/nc/Stagelet.java
index f1cb62e..a838f55 100644
--- a/hyracks/hyracks-control-nc/src/main/java/edu/uci/ics/hyracks/control/nc/Stagelet.java
+++ b/hyracks/hyracks-control-nc/src/main/java/edu/uci/ics/hyracks/control/nc/Stagelet.java
@@ -109,6 +109,7 @@
 
     public synchronized void abort() {
         this.abort = true;
+        notifyAll();
         for (OperatorRunnable r : honMap.values()) {
             r.abort();
         }