diff --git a/application/basilisk/base/content/browser.css b/application/basilisk/base/content/browser.css
index c1af9d1739..6de8a8cd0c 100644
--- a/application/basilisk/base/content/browser.css
+++ b/application/basilisk/base/content/browser.css
@@ -20,7 +20,7 @@
 }
 
 #main-window[customize-entered] {
-  min-width: -moz-fit-content;
+  min-width: fit-content;
 }
 
 searchbar {