diff --git a/ipojo/runtime/core/src/main/java/org/apache/felix/ipojo/extender/internal/queue/ExecutorQueueService.java b/ipojo/runtime/core/src/main/java/org/apache/felix/ipojo/extender/internal/queue/ExecutorQueueService.java
index cc87048..a75c089 100644
--- a/ipojo/runtime/core/src/main/java/org/apache/felix/ipojo/extender/internal/queue/ExecutorQueueService.java
+++ b/ipojo/runtime/core/src/main/java/org/apache/felix/ipojo/extender/internal/queue/ExecutorQueueService.java
@@ -72,7 +72,6 @@
      * Initial thread pool size.
      */
     private final int initialSize;
-    private ServiceRegistration<?> m_serviceRegistration;
 
     /**
      * Creates the queue service using the default pool size.