diff --git a/chrome/centered_tab_label.css b/chrome/centered_tab_label.css
index 4197d89..7a7780d 100644
--- a/chrome/centered_tab_label.css
+++ b/chrome/centered_tab_label.css
@@ -15,5 +15,5 @@ See the above repository for updates as well as full license text. */
 
 .tabbrowser-tab[selected]:not(:hover) .tab-label-container:not([labeldirection="rtl"]),
 #tabbrowser-tabs:not([closebuttons="activetab"]) .tabbrowser-tab:not(:hover,[pinned]) .tab-label-container:not([labeldirection="rtl"]){
-  margin-inline-end: 7px;
+  margin-inline-end: 6px;
 }