diff --git a/sentry_sdk/integrations/arq.py b/sentry_sdk/integrations/arq.py
index d568714fe2..d61499139b 100644
--- a/sentry_sdk/integrations/arq.py
+++ b/sentry_sdk/integrations/arq.py
@@ -71,6 +71,7 @@ def setup_once():
 def patch_enqueue_job():
     # type: () -> None
     old_enqueue_job = ArqRedis.enqueue_job
+    original_kwdefaults = old_enqueue_job.__kwdefaults__
 
     async def _sentry_enqueue_job(self, function, *args, **kwargs):
         # type: (ArqRedis, str, *Any, **Any) -> Optional[Job]
@@ -83,6 +84,7 @@ async def _sentry_enqueue_job(self, function, *args, **kwargs):
         ):
             return await old_enqueue_job(self, function, *args, **kwargs)
 
+    _sentry_enqueue_job.__kwdefaults__ = original_kwdefaults
     ArqRedis.enqueue_job = _sentry_enqueue_job