diff --git a/doc/requirements.txt b/doc/requirements.txt
index b203f1d1..0c2cd2f7 100644
--- a/doc/requirements.txt
+++ b/doc/requirements.txt
@@ -3,7 +3,7 @@ Babel==2.9.1
 certifi==2024.7.4
 charset-normalizer==2.0.12
 docutils==0.17.1
-idna==3.7
+idna==3.15
 imagesize==1.3.0
 Jinja2==3.1.6
 latexcodec==2.0.1