diff --git a/docs/requirements.txt b/docs/requirements.txt
index ce65531..0ab706f 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -6,7 +6,7 @@ chardet==4.0.0
 commonmark==0.9.1
 docutils==0.17.1
 flask-sphinx-themes==1.0.2
-idna==2.10
+idna==3.7
 imagesize==1.2.0
 jinja2==3.1.3
 markupsafe==2.0.1
diff --git a/requirements.txt b/requirements.txt
index 5591ad6..3d39a19 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ coveralls==3.0.1
 docopt==0.6.2
 filetype==1.0.7
 Flask==2.2.5
-idna==2.10
+idna==3.7
 isort==5.7.0
 itsdangerous==1.1.0
 Jinja2==2.11.3