diff --git a/chrome/urlbar_full_width.css b/chrome/urlbar_popup_full_width.css
similarity index 100%
rename from chrome/urlbar_full_width.css
rename to chrome/urlbar_popup_full_width.css
diff --git a/html_resources/tagmap.json b/html_resources/tagmap.json
index b516f57..30ba3b6 100644
--- a/html_resources/tagmap.json
+++ b/html_resources/tagmap.json
@@ -87,7 +87,7 @@
 "toolbars_below_content.css":["tabs","toolbars"],
 "urlbar_and_popup_equal_width.css":["legacy"],
 "urlbar_centered_text.css":["urlbar"],
-"urlbar_full_width.css":["urlbar","popup"],
+"urlbar_popup_full_width.css":["urlbar","popup"],
 "urlbar_results_in_two_rows.css":["urlbar","popup"],
 "urlbar_visible_on_active_tab_click.css":["hack","urlbar"],
 "vertical_context_navigation.css":["navigation","menu","popup"],
diff --git a/tags.csv b/tags.csv
index c03daea..7cb645b 100644
--- a/tags.csv
+++ b/tags.csv
@@ -86,7 +86,7 @@ toolbarbuttons_icon+label.css,buttons,icon
 toolbars_below_content.css,tabs,toolbars
 urlbar_and_popup_equal_width.css,legacy
 urlbar_centered_text.css,urlbar
-urlbar_full_width.css,urlbar,popup
+urlbar_popup_full_width.css,urlbar,popup
 urlbar_results_in_two_rows.css,urlbar,popup
 urlbar_visible_on_active_tab_click.css,hack,urlbar
 vertical_context_navigation.css,navigation,menu,popup