diff --git a/docs/requirements.txt b/docs/requirements.txt
index 02d17385..e228de85 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -5,7 +5,7 @@ certifi==2021.10.8
 charset-normalizer==2.0.12
 docutils==0.17.1
 exhale>=0.3.0
-idna==3.3
+idna==3.7
 imagesize==1.3.0
 importlib-metadata>=4.0.0
 Jinja2==3.0.3