diff --git a/edit.html b/edit.html
index 9185bd42..ffa7be9a 100644
--- a/edit.html
+++ b/edit.html
@@ -74,6 +74,7 @@
     <script src="js/msg.js"></script>
     <script src="js/worker-util.js"></script>
 
+    <script src="content/style-injector.js"></script>
     <script src="content/apply.js"></script>
 
     <link  href="edit/global-search.css" rel="stylesheet">
diff --git a/install-usercss.html b/install-usercss.html
index 6b9ad478..c6a00b2c 100644
--- a/install-usercss.html
+++ b/install-usercss.html
@@ -18,6 +18,7 @@
   <script src="js/localization.js"></script>
   <script src="js/script-loader.js"></script>
   <script src="js/storage-util.js"></script>
+  <script src="content/style-injector.js"></script>
   <script src="content/apply.js"></script>
   <script src="vendor/semver-bundle/semver.js"></script>
 
diff --git a/manage.html b/manage.html
index ecf81d09..05f2a57a 100644
--- a/manage.html
+++ b/manage.html
@@ -152,6 +152,7 @@
   <script src="js/messaging.js"></script>
   <script src="js/prefs.js"></script>
   <script src="js/msg.js"></script>
+  <script src="content/style-injector.js"></script>
   <script src="content/apply.js"></script>
   <script src="js/localization.js"></script>
   <script src="manage/filters.js"></script>
diff --git a/options.html b/options.html
index bee5654e..66b3ea23 100644
--- a/options.html
+++ b/options.html
@@ -28,6 +28,7 @@
   <script src="js/prefs.js"></script>
   <script src="js/storage-util.js" async></script>
   <script src="msgbox/msgbox.js" async></script>
+  <script src="content/style-injector.js"></script>
   <script src="content/apply.js"></script>
 </head>
 
diff --git a/popup.html b/popup.html
index baf48db3..8d605552 100644
--- a/popup.html
+++ b/popup.html
@@ -155,6 +155,7 @@
   <script src="js/localization.js"></script>
   <script src="js/prefs.js"></script>
   <script src="js/msg.js"></script>
+  <script src="content/style-injector.js"></script>
   <script src="content/apply.js"></script>
 
   <link rel="stylesheet" href="popup/popup.css">