diff --git a/ui/app/src/Views/AlertList/Filter.elm b/ui/app/src/Views/AlertList/Filter.elm
index 91a2673c..e95626e0 100644
--- a/ui/app/src/Views/AlertList/Filter.elm
+++ b/ui/app/src/Views/AlertList/Filter.elm
@@ -18,10 +18,10 @@ receiver maybeReceiver groups =
                     by (filterAlertGroup ((regex >> contains) value)) groups
 
                 NotEq ->
-                    groups
+                    by (filterAlertGroup ((/=) value)) groups
 
                 NotRegexMatch ->
-                    groups
+                    by (filterAlertGroup (((regex >> contains) value) >> not)) groups
 
         Nothing ->
             groups