diff --git a/Build/Kiwi.pm b/Build/Kiwi.pm
index 9e5a0c7a5..48c638375 100644
--- a/Build/Kiwi.pm
+++ b/Build/Kiwi.pm
@@ -126,7 +126,7 @@ sub kiwiparse {
 	  }
 	  die("derived_from url not using obs:/ scheme: $derived\n") unless $prp;
 	}
-        push @packages, "container:$name" defined $name;
+        push @packages, "container:$name" if defined $name;
         push @containerrepos, $prp if $prp;
       }