diff --git a/requirements.txt b/requirements.txt
index 9ea05ab..360cfaa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ chardet==3.0.4
 click==7.1.2
 cookiecutter==1.7.2
 cookiejar==0.0.3
-idna==2.10
+idna==3.1
 isort==5.8.0
 Jinja2==2.11.3
 jinja2-time==0.2.0