diff --git a/common/sourceTest/java/ch/systemsx/cisd/common/concurrent/ConcurrencyUtilitiesTest.java b/common/sourceTest/java/ch/systemsx/cisd/common/concurrent/ConcurrencyUtilitiesTest.java
index 0936ac2e6681dbecb6a7020d514b1974c866ec45..49e591ab7a7f98585bcdaa9f83531df43bf69754 100644
--- a/common/sourceTest/java/ch/systemsx/cisd/common/concurrent/ConcurrencyUtilitiesTest.java
+++ b/common/sourceTest/java/ch/systemsx/cisd/common/concurrent/ConcurrencyUtilitiesTest.java
@@ -55,7 +55,7 @@ public class ConcurrencyUtilitiesTest
     {
         assertEquals(1, eservice.getCorePoolSize());
         assertEquals(2, eservice.getMaximumPoolSize());
-        final Future future = eservice.submit(new Runnable()
+        final Future<?> future = eservice.submit(new Runnable()
         {
             public void run()
             {