diff --git a/engine.spec b/engine.spec
index 11e78ec..81224cd 100644
--- a/engine.spec
+++ b/engine.spec
@@ -2,7 +2,7 @@
 # Chay: pyinstaller engine.spec --clean --noconfirm (tren Windows)
 # -*- mode: python ; coding: utf-8 -*-
 
-from PyInstaller.utils.hooks import collect_dynamic_libs
+from PyInstaller.utils.hooks import collect_dynamic_libs, collect_submodules
 
 # Native DLL cho pedalboard va soundfile
 binaries = collect_dynamic_libs('pedalboard')
@@ -22,9 +22,7 @@ a = Analysis(
     pathex=['.'],
     binaries=binaries,
     datas=datas,
-    hiddenimports=[
-        'celery.fixups',
-        'celery.fixups.redis',
+    hiddenimports=collect_submodules('celery.fixups') + [
         'uvicorn.logging',
         'uvicorn.loops',
         'uvicorn.loops.auto',