diff --git a/requirements.txt b/requirements.txt
index 25e789d3..1db3802a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ docopt-ng==0.8.1
 docutils==0.20.1
 frozenlist==1.4.1
 gdtoolkit==4.2.2
-idna==3.6
+idna==3.8
 iniconfig==2.0.0
 lark==1.1.8
 mando==0.7.1