diff --git a/source/de/anomic/plasma/crawler/plasmaCrawlQueues.java b/source/de/anomic/plasma/crawler/plasmaCrawlQueues.java
index f5f374574..7229cb0a1 100644
--- a/source/de/anomic/plasma/crawler/plasmaCrawlQueues.java
+++ b/source/de/anomic/plasma/crawler/plasmaCrawlQueues.java
@@ -494,7 +494,7 @@ public class plasmaCrawlQueues {
                 e.printStackTrace();
             } finally {
                 synchronized (workers) {
-                    workers.remove(new Integer(entry.hashCode()));
+                    workers.remove(entry.url().hash());
                 }
                 this.entry.setStatus("worker-finalized");
             }