diff --git a/server/app_engine/requirements.txt b/server/app_engine/requirements.txt
index f080d39..5e60b1b 100644
--- a/server/app_engine/requirements.txt
+++ b/server/app_engine/requirements.txt
@@ -12,7 +12,7 @@ itsdangerous==2.0.1
 numpy==1.19.4
 psutil==5.8.0
 python-dateutil==2.8.1
-redis==3.5.3
+redis==4.4.4
 sentry-sdk==1.4.3
 sqlitedict==1.7.0
 Werkzeug==2.0.1