diff --git a/jme3-networking/src/main/java/com/jme3/network/service/AbstractService.java b/jme3-networking/src/main/java/com/jme3/network/service/AbstractService.java
index 84df3d81b..370b1c5af 100644
--- a/jme3-networking/src/main/java/com/jme3/network/service/AbstractService.java
+++ b/jme3-networking/src/main/java/com/jme3/network/service/AbstractService.java
@@ -106,6 +106,6 @@ public abstract class AbstractService<S extends ServiceManager> implements Servi
     
     @Override
     public String toString() {
-        return getClass().getName() + "[serviceManager=" + serviceManager + "]";
+        return getClass().getName() + "[serviceManager.class=" + serviceManager.getClass() + "]";
     }
 }