diff --git a/pkgs/desktops/lomiri/applications/lomiri-system-settings/default.nix b/pkgs/desktops/lomiri/applications/lomiri-system-settings/default.nix
index a51ddf0e4644..ccd744d9a239 100644
--- a/pkgs/desktops/lomiri/applications/lomiri-system-settings/default.nix
+++ b/pkgs/desktops/lomiri/applications/lomiri-system-settings/default.nix
@@ -88,6 +88,12 @@ stdenv.mkDerivation (finalAttrs: {
       --replace-fail 'Icon=@SETTINGS_SHARE_DIR@/system-settings.svg' 'Icon=lomiri-system-settings' \
       --replace-fail 'X-Lomiri-Splash-Image=@SETTINGS_SHARE_DIR@/system-settings-app-splash.svg' 'X-Lomiri-Splash-Image=lomiri-app-launch/splash/lomiri-system-settings.svg' \
       --replace-fail 'X-Screenshot=@SETTINGS_SHARE_DIR@/screenshot.png' 'X-Screenshot=lomiri-app-launch/screenshot/lomiri-system-settings.png'
+
+    # https://gitlab.com/ubports/development/core/lomiri-system-settings/-/merge_requests/525
+    substituteInPlace \
+      plugins/notifications/click_applications_model.h \
+      plugins/notifications/general_notification_settings.h \
+      --replace-fail '<QGSettings/QGSettings>' '<QGSettings>'
   '';
 
   strictDeps = true;