diff --git a/Shorewall-core/lib.cli b/Shorewall-core/lib.cli
index 7b26e15e5..348ea5879 100644
--- a/Shorewall-core/lib.cli
+++ b/Shorewall-core/lib.cli
@@ -1109,7 +1109,7 @@ show_blacklists() {
 }
 
 show_actions_sorted() {
-    show_actions | sort
+    show_actions | sort -u -k 1,1
 }
 
 show_macros() {