diff --git a/chrome/urlbar_popup_full_width.css b/chrome/urlbar_popup_full_width.css
index 4469c9f..144ea1c 100644
--- a/chrome/urlbar_popup_full_width.css
+++ b/chrome/urlbar_popup_full_width.css
@@ -1,4 +1,4 @@
-/* Source file https://github.com/MrOtherGuy/firefox-csshacks/tree/master/chrome/urlbar_full_width.css made available under Mozilla Public License v. 2.0
+/* Source file https://github.com/MrOtherGuy/firefox-csshacks/tree/master/chrome/urlbar_popup_full_width.css made available under Mozilla Public License v. 2.0
 See the above repository for updates as well as full license text. */
 
 /* Make urlbar popup appear full size like it did before urlbar re-design */