diff --git a/requirements-dev.txt b/requirements-dev.txt
index 6cc32a2..9ff89cc 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -31,7 +31,7 @@ flake8-typing-imports==1.9.0
 future==0.18.3
 gitdb==4.0.5
 GitPython==3.1.35
-idna==2.10
+idna==3.7
 importlib-metadata==1.7.0
 iniconfig==1.0.1
 isort==5.5.3