diff --git a/pkgs/by-name/pr/proton-authenticator/package.nix b/pkgs/by-name/pr/proton-authenticator/package.nix
index 770a462b0b17..cf653348fa53 100644
--- a/pkgs/by-name/pr/proton-authenticator/package.nix
+++ b/pkgs/by-name/pr/proton-authenticator/package.nix
@@ -37,12 +37,16 @@ stdenvNoCC.mkDerivation (finalAttrs: {
     install -Dm755 usr/bin/proton-authenticator $out/bin/${finalAttrs.meta.mainProgram}
     cp -r usr/share $out
 
-    wrapProgram "$out/bin/${finalAttrs.meta.mainProgram}" \
-      --prefix GIO_EXTRA_MODULES : "${glib-networking}/lib/gio/modules"
-
     runHook postInstall
   '';
 
+  preFixup = ''
+    gappsWrapperArgs+=(
+      --prefix GIO_EXTRA_MODULES : "${glib-networking}/lib/gio/modules"
+      --set WEBKIT_DISABLE_COMPOSITING_MODE 1
+    )
+  '';
+
   meta = {
     description = "Two-factor authentication manager with optional sync";
     homepage = "https://proton.me/authenticator";