diff --git a/src/extension.js b/src/extension.js
index 0c192b6..e791ada 100644
--- a/src/extension.js
+++ b/src/extension.js
@@ -48,7 +48,7 @@ export default class TransparentTopBarExtension extends Extension {
         this._actorSignalIds = null;
         this._windowSignalIds = null;
 
-        Main.panel.remove_style_class_name('transparent-top-bar');
+        Main.panel.remove_style_class_name('transparent-panel');
     }
 
     _onWindowActorAdded(container, metaWindowActor) {
@@ -104,9 +104,9 @@ export default class TransparentTopBarExtension extends Extension {
 
     _setTransparent(transparent) {
         if (transparent) {
-            Main.panel.add_style_class_name('transparent-top-bar');
+            Main.panel.add_style_class_name('transparent-panel');
         } else {
-            Main.panel.remove_style_class_name('transparent-top-bar');
+            Main.panel.remove_style_class_name('transparent-panel');
         }
     }
 };
\ No newline at end of file