diff --git a/requirements/docs.txt b/requirements/docs.txt
index ccc5ef0aa978..6e2d0fdfc598 100644
--- a/requirements/docs.txt
+++ b/requirements/docs.txt
@@ -7,6 +7,7 @@ sphinx-togglebutton==0.3.2
 myst-parser==3.0.1  # `myst-parser==4.0.1` breaks inline code in titles
 msgspec
 commonmark # Required by sphinx-argparse when using :markdownhelp:
+snowballstemmer>=2.0.0,<3.0.0 # Pinning to avoid bug in 3.0 release. See https://github.com/snowballstem/snowball/issues/229
 
 # Custom autodoc2 is necessary for faster docstring processing
 # see: https://github.com/sphinx-extensions2/sphinx-autodoc2/issues/33#issuecomment-2856386035