diff --git a/docs/requirements.txt b/docs/requirements.txt
index 26d4a1e669..ef9c05fe4e 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -7,3 +7,5 @@ mkdocs-redirects==1.2.2
 CairoSVG==2.9.0
 pillow==12.2.0
 click==8.3.3
+idna==3.15
+pymdown-extensions==10.21.3