diff --git a/contrib-requirements.txt b/contrib-requirements.txt
index 9548b8b6a..3ac93b9cc 100644
--- a/contrib-requirements.txt
+++ b/contrib-requirements.txt
@@ -1,4 +1,4 @@
-redis==4.3.4
+redis==4.5.3
 html2text==2019.8.11
 aiosmtplib==1.1.4
 pre-commit==1.18.2