diff --git a/docs/requirements.txt b/docs/requirements.txt
index 63c515c..61fbc2d 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -3,4 +3,4 @@ numpydoc
 deepmodeling_sphinx>=0.1.1
 myst-nb
 sphinx_rtd_theme
-sphinx-argparse
+sphinx-argparse<0.5.0