diff --git a/backend/requirements.txt b/backend/requirements.txt
index 8cb6b1c..aaee48e 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -1,5 +1,5 @@
 certifi==2021.10.8
-dnspython==2.2.0
+dnspython==2.2.1
 eventlet==0.33.0
 greenlet==1.1.2
 python-engineio==3.14.2