diff --git a/pkgs/applications/networking/browsers/firefox/wrapper.nix b/pkgs/applications/networking/browsers/firefox/wrapper.nix
index e46fb7b8fc12..d945a0a3d063 100644
--- a/pkgs/applications/networking/browsers/firefox/wrapper.nix
+++ b/pkgs/applications/networking/browsers/firefox/wrapper.nix
@@ -215,6 +215,7 @@ let
     in
     stdenv.mkDerivation (finalAttrs: {
       __structuredAttrs = true;
+      strictDeps = true;
       inherit pname version;
 
       desktopItem = makeDesktopItem (