diff --git a/browser/themes/osx/browser.css b/browser/themes/osx/browser.css
index 0a15e3d60d408f119bd03007567d5dd1fa178c36..443901657296d0d15a95e1d39e826b1c008aac4d 100644
--- a/browser/themes/osx/browser.css
+++ b/browser/themes/osx/browser.css
@@ -38,7 +38,7 @@
 
 .titlebar-buttonbox {
   &:-moz-locale-dir(ltr) {
-    margin-inline: 12px 0;
+    margin-inline: 12px 4px;
 
     @media (-moz-mac-rtl) {
       margin-inline: 12px;