diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 3b2adbe..1abb04c
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ astroid==1.6.5
 backports.functools-lru-cache==1.5
 bcrypt==3.1.4
 billiard==3.5.0.4
-celery==4.1.1
+celery==5.2.2
 cffi==1.11.5
 colorama==0.3.9
 configparser==3.5.0