diff --git a/requirements.txt b/requirements.txt
index 152c3a4..3ee67b2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ click==8.1.8
 colorama==0.4.6
 docutils==0.21.2
 h11==0.16.0
-idna==3.10
+idna==3.15
 imagesize==1.4.1
 Jinja2==3.1.6
 MarkupSafe==3.0.2