diff --git a/requirements.txt b/requirements.txt
index e449818..b1cfff2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ cffi==1.14.5
 chardet==3.0.4
 click==7.1.2
 cssselect==1.1.0
-dnspython==1.16.0
+dnspython==2.2.1
 docker==4.4.1
 feedparser==6.0.8
 gitdb==4.0.9