diff --git a/common/sourceTest/java/ch/systemsx/cisd/common/io/PersistentExtendedBlockingQueueDecoratorTest.java b/common/sourceTest/java/ch/systemsx/cisd/common/io/PersistentExtendedBlockingQueueDecoratorTest.java
index 7b96084c829c6a74e9fae384f0deed5cfd9869c1..ab317812e83a8c07ee8750cf54893fb57f0d0db5 100644
--- a/common/sourceTest/java/ch/systemsx/cisd/common/io/PersistentExtendedBlockingQueueDecoratorTest.java
+++ b/common/sourceTest/java/ch/systemsx/cisd/common/io/PersistentExtendedBlockingQueueDecoratorTest.java
@@ -256,7 +256,7 @@ public class PersistentExtendedBlockingQueueDecoratorTest
     {
         final PersistentExtendedBlockingQueueDecorator<Integer> queue =
                 PersistentExtendedBlockingQueueFactory.<Integer> createSmartPersist(queueFile);
-        final MessageChannel messageChannel = new MessageChannel(20000);
+        final MessageChannel messageChannel = new MessageChannel(30000);
         new Thread(new Runnable()
             {
                 @Override