diff --git a/ui/media/js/image-modifiers.js b/ui/media/js/image-modifiers.js
index 9d80584d..25e0f535 100644
--- a/ui/media/js/image-modifiers.js
+++ b/ui/media/js/image-modifiers.js
@@ -125,7 +125,8 @@ function createModifierGroup(modifierGroup, initiallyExpanded, removeBy) {
 }
 
 function trimModifiers(tag) {
-    return tag.replace(/^\(+|\)+$/g, '').replace(/^\[+|\]+$/g, '')
+    // Remove trailing '-' and/or '+'
+    return tag.replace(/[-+]+$/, '');
 }
 
 async function loadModifiers() {