diff --git a/src/autoyast-rnc/rules.rnc b/src/autoyast-rnc/rules.rnc
index d97dd821..8176ba5f 100644
--- a/src/autoyast-rnc/rules.rnc
+++ b/src/autoyast-rnc/rules.rnc
@@ -28,7 +28,9 @@ rule =
 element rule {
     MAP,
     (
-      (y2_match_to | dialog)+ &
+      (
+        y2_match_to+ | (y2_match_to* & dialog)
+      ) &
       result &
       operator?
     )