diff --git a/html_resources/tagmap.json b/html_resources/tagmap.json
index bb64801..9feba85 100644
--- a/html_resources/tagmap.json
+++ b/html_resources/tagmap.json
@@ -90,6 +90,7 @@
"navbar_tabs_oneliner_tabs_on_left.css":["one-line","minimal","tabs","nav-bar","toolbars"],
"navbar_tabs_responsive_oneliner.css":["one-line","minimal","tabs","nav-bar","toolbars"],
"navigation_buttons_inside_urlbar.css":["navigation","buttons","urlbar"],
+"newtab_button_always_on_hover.css":["tabs","hiding"],
"non_floating_sharp_tabs.css":["tab","proton","buttons"],
"numbered_tabs.css":["tabs"],
"overlay_menubar.css":["menubar"],
diff --git a/tags.csv b/tags.csv
index 6301eb2..b139af9 100644
--- a/tags.csv
+++ b/tags.csv
@@ -89,6 +89,7 @@ navbar_tabs_oneliner_menu_buttons_on_right.css,one-line,minimal,tabs,nav-bar,too
navbar_tabs_oneliner_tabs_on_left.css,one-line,minimal,tabs,nav-bar,toolbars
navbar_tabs_responsive_oneliner.css,one-line,minimal,tabs,nav-bar,toolbars
navigation_buttons_inside_urlbar.css,navigation,buttons,urlbar
+newtab_button_always_on_hover.css,tabs,hiding
non_floating_sharp_tabs.css,tab,proton,buttons
numbered_tabs.css,tabs
overlay_menubar.css,menubar