diff --git a/mongodb/README.md b/mongodb/README.md
index d57b339..fbc8708 100644
--- a/mongodb/README.md
+++ b/mongodb/README.md
@@ -39,7 +39,7 @@ kubectl get nodes
 
 ```bash
 #kubectl label nodes <node> <key>=<value>
-kubectl label nodes vmcon-node2 size=large
+kubectl label nodes vmcon-node2.his.de size=large
 ```
 
 The output confirms that the label was added successfully.