diff --git a/src/pypelines/__init__.py b/src/pypelines/__init__.py
index e56db64febfd638575f764e8a69303b2c6143b45..b9cdce9bed0c09034a5c2d4991f78c58b6ee0f12 100644
--- a/src/pypelines/__init__.py
+++ b/src/pypelines/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "0.0.79"
+__version__ = "0.0.80"
 
 from . import loggs
 from .pipes import *
diff --git a/src/pypelines/celery_tasks.py b/src/pypelines/celery_tasks.py
index 7f79a0ef23eccb4d4b26911770f9a1bc82deafa5..5dcda6f3cacba36d7b5b7c1f3b14c5a09ba0788d 100644
--- a/src/pypelines/celery_tasks.py
+++ b/src/pypelines/celery_tasks.py
@@ -834,7 +834,7 @@ def create_celery_app(conf_path, app_name="pypelines", v_host=None) -> "Celery |
             logger.error(f"No handshake result. All workers are busy ? {e}")
             return False
 
-    def single_worker_start(self: Celery):
+    def single_worker_start(self: "Celery"):
         thread = CeleryWorkerThread(self)
         thread.start()
 
@@ -909,7 +909,7 @@ def create_celery_app(conf_path, app_name="pypelines", v_host=None) -> "Celery |
 
 
 class CeleryWorkerThread(Thread):
-    def __init__(self, app: Celery):
+    def __init__(self, app: "Celery"):
         super().__init__()
         self.app = app