diff --git a/pkgs/applications/networking/browsers/firefox/wrapper.nix b/pkgs/applications/networking/browsers/firefox/wrapper.nix
index c8457427945a..5ebd26078412 100644
--- a/pkgs/applications/networking/browsers/firefox/wrapper.nix
+++ b/pkgs/applications/networking/browsers/firefox/wrapper.nix
@@ -59,7 +59,7 @@ stdenv.mkDerivation {
     }
 
     mkdir -p $out/share/icons
-    ln -s $out/lib/${browserName}/browser/icons/mozicon128.png $out/share/icons/${browserName}.png
+    ln -s $out/lib/${browserName}${nameSuffix}/browser/icons/mozicon128.png $out/share/icons/${browserName}.png
 
     mkdir -p $out/share/applications
     cp $desktopItem/share/applications/* $out/share/applications