diff --git a/cli/src/main/resources/OSGI-INF/blueprint/shell-config.xml b/cli/src/main/resources/OSGI-INF/blueprint/shell-config.xml
index da7c4af..8b60699 100644
--- a/cli/src/main/resources/OSGI-INF/blueprint/shell-config.xml
+++ b/cli/src/main/resources/OSGI-INF/blueprint/shell-config.xml
@@ -252,6 +252,7 @@
             <completers>
                 <ref component-id="deviceIdCompleter"/>
                 <ref component-id="deviceIdCompleter"/>
+                <null/> <!-- no more arguments -->
             </completers>
         </command>