diff --git a/ui/index.html b/ui/index.html
index c653417c..ed98bfc2 100644
--- a/ui/index.html
+++ b/ui/index.html
@@ -263,7 +263,7 @@
 <script src="media/js/plugins.js?v=1"></script>
 <script src="media/js/utils.js?v=3"></script>
 <script src="media/js/inpainting-editor.js?v=1"></script>
-<script src="media/js/image-modifiers.js?v=1"></script>
+<script src="media/js/image-modifiers.js?v=2"></script>
 <script src="media/js/auto-save.js?v=1"></script>
 <script src="media/js/main.js?v=3"></script>
 <script src="media/js/themes.js?v=1"></script>
diff --git a/ui/media/js/image-modifiers.js b/ui/media/js/image-modifiers.js
index 0a03f876..f35ae2bd 100644
--- a/ui/media/js/image-modifiers.js
+++ b/ui/media/js/image-modifiers.js
@@ -270,7 +270,7 @@ function loadCustomModifiers() {
         customModifiersGroupElement.remove()
     }
 
-    if (customModifiers.trim() !== '') {
+    if (customModifiers && customModifiers.trim() !== '') {
         customModifiers = customModifiers.split('\n')
         customModifiers = customModifiers.filter(m => m.trim() !== '')
         customModifiers = customModifiers.map(function(m) {