diff --git a/src/org/jgroups/protocols/TransferQueueBundler.java b/src/org/jgroups/protocols/TransferQueueBundler.java
index d1c57bf62e..e9b4c6e12d 100644
--- a/src/org/jgroups/protocols/TransferQueueBundler.java
+++ b/src/org/jgroups/protocols/TransferQueueBundler.java
@@ -88,7 +88,12 @@ public synchronized void stop() {
         if(tmp != null) {
             tmp.interrupt();
             if(tmp.isAlive()) {
-                try {tmp.join(500);} catch(InterruptedException e) {}
+                try {
+                    tmp.join(500);
+                }
+                catch(InterruptedException e) {
+                    Thread.currentThread().interrupt();
+                }
             }
         }
         drain();
@@ -110,7 +115,7 @@ public void send(Message msg) throws Exception {
     }
 
     public void run() {
-        while(running) {
+        while(!Thread.currentThread().isInterrupted()) {
             Message msg=null;
             try {
                 if((msg=queue.take()) == null)
@@ -132,6 +137,9 @@ public void run() {
                     sendBundledMessages();
                 }
             }
+            catch(InterruptedException e) {
+                Thread.currentThread().interrupt();
+            }
             catch(Throwable t) {
                 log.warn("%s: failed sending message: %s", transport.addr(), t);
             }
diff --git a/src/org/jgroups/protocols/TransferQueueBundler2.java b/src/org/jgroups/protocols/TransferQueueBundler2.java
index 11a1927a15..1f5910fa9c 100644
--- a/src/org/jgroups/protocols/TransferQueueBundler2.java
+++ b/src/org/jgroups/protocols/TransferQueueBundler2.java
@@ -138,7 +138,12 @@ public synchronized void stop() {
         if(tmp != null) {
             tmp.interrupt();
             if(tmp.isAlive()) {
-                try {tmp.join(500);} catch(InterruptedException e) {}
+                try {
+                    tmp.join(500);
+                }
+                catch(InterruptedException e) {
+                    Thread.currentThread().interrupt();
+                }
             }
         }
         drain();
@@ -154,7 +159,7 @@ public void send(Message msg) throws Exception {
     }
 
     public void run() {
-        while(running) {
+        while(!Thread.currentThread().isInterrupted()) {
             Message msg=null;
             try {
                 if((msg=queue.take()) == null)
@@ -179,7 +184,11 @@ public void run() {
                     sendBundledMessages();
                 }
             }
+            catch(InterruptedException e) {
+                Thread.currentThread().interrupt();
+            }
             catch(Throwable t) {
+                log.warn("%s: failed sending message: %s", transport.addr(), t);
             }
         }
     }