diff --git a/modules/editor/components/image_gallery/tpl/popup.html b/modules/editor/components/image_gallery/tpl/popup.html
index da27a0529..060c3ff7a 100644
--- a/modules/editor/components/image_gallery/tpl/popup.html
+++ b/modules/editor/components/image_gallery/tpl/popup.html
@@ -20,7 +20,7 @@
     </div>
 
     <div class="header">{$lang->gallery_border_thickness}</div>
-    <div class="body"><input type="text" class="editor_input" id="border_thickness" value="1" />px</div>
+    <div class="body"><input type="text" class="editor_input" id="border_thickness" value="0" />px</div>
 
     <div class="header">{$lang->gallery_border_color}</div>
     <div class="body">