diff --git a/src/html/menu/content/bookmarks/opacity.html b/src/html/menu/content/bookmarks/opacity.html
index 9de9b437..5f9da7fa 100644
--- a/src/html/menu/content/bookmarks/opacity.html
+++ b/src/html/menu/content/bookmarks/opacity.html
@@ -4,7 +4,7 @@
   </div>
   <div class="menu-item-form">
     <div class="form-wrap">
-      <label for="control-link-item-opacity-range">Color or background image</label>
+      <label for="control-link-item-opacity-range">Colour or background image</label>
       <div class="form-group form-group-block">
         <input id="control-link-item-opacity-range" class="control-link-item-opacity-range mr-3" type="range" value="0" tabindex="-1">
         <input class="control-link-item-opacity-number form-group-item-medium form-group-radius-left" type="number" value="0" tabindex="-1">
diff --git a/src/js/link.js b/src/js/link.js
index 147c96dc..d73d90e8 100644
--- a/src/js/link.js
+++ b/src/js/link.js
@@ -1225,7 +1225,7 @@ var link = (function() {
 
       // color
       var colorLabelWrap = helper.node("div|class:form-wrap");
-      var colorLabel = helper.node("label:Color override");
+      var colorLabel = helper.node("label:Colour override");
       var colorThemeRadioWrap = helper.node("div|class:form-wrap");
       var colorThemeRadio = helper.node("input|class:link-form-input-color-theme,id:link-form-input-color-theme,type:radio,name:link-form-input-color,tabindex:1,checked,value:theme");
       var colorThemeLabel = helper.node("label|for:link-form-input-color-theme");