diff --git a/overlays/nixpak/firefox.nix b/overlays/nixpak/firefox.nix
index 2e4dd95..2c8d14a 100644
--- a/overlays/nixpak/firefox.nix
+++ b/overlays/nixpak/firefox.nix
@@ -6,9 +6,7 @@
   firefox-esr = let
     sandboxed-firefox-esr = prev.mkNixPak {
       config = { sloth, ... }: {
-        app.package = prev.firefox-esr-unwrapped.override {
-          privateLib = true;
-        };
+        app.package = prev.firefox-esr-unwrapped;
         app.binPath = "bin/firefox-esr";
         flatpak.appId = "org.mozilla.firefox";