diff --git a/akka-docs/src/test/java/jdocs/tutorial_4/DeviceGroup.java b/akka-docs/src/test/java/jdocs/tutorial_4/DeviceGroup.java
index 4bb63b5849..b7cb80d0e5 100644
--- a/akka-docs/src/test/java/jdocs/tutorial_4/DeviceGroup.java
+++ b/akka-docs/src/test/java/jdocs/tutorial_4/DeviceGroup.java
@@ -90,8 +90,8 @@ public class DeviceGroup extends AbstractActor {
       }
     } else {
       log.warning(
-          "Ignoring TrackDevice request for {}. This actor is responsible for {}.",
-          groupId,
+          "Ignoring TrackDevice request for {}. This actor is responsible for {}. ",
+          trackMsg.groupId,
           this.groupId);
     }
   }