diff --git a/requirements.txt b/requirements.txt
index 37aa266..ee141d3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ chardet==4.0.0
 charset-normalizer==2.0.7
 cryptography==35.0.0
 future==0.18.2
-idna==3.3
+idna==3.7
 importlib-metadata==4.8.3
 lxml==4.9.1
 ndg-httpsclient==0.5.1