diff --git a/requirements.txt b/requirements.txt
index db53fa9..9d6a988 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ charset-normalizer==3.0.1
 checkdmarc==4.5.2
 cryptography==39.0.1
 dill==0.3.6
-dnspython==2.3.0
+dnspython==2.6.0rc1
 expiringdict==1.2.2
 idna==3.4
 isort==5.11.4