diff --git a/worker/requirements.txt b/worker/requirements.txt
index 11614fc..88638cd 100644
--- a/worker/requirements.txt
+++ b/worker/requirements.txt
@@ -1,4 +1,4 @@
-celery==4.2.0
+celery==5.2.2
 Flask==1.0.2
 redis==3.2.0
 setuptools==39.0.1