diff --git a/setup.cfg b/setup.cfg
index d20f21e..dab7ad1 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -47,7 +47,7 @@ dev =
     yapf==0.31.0
 readthedocs =
     sphinx==4.1.1
-    sphinx-autodoc-typehints==1.12.1
+    sphinx-autodoc-typehints==1.12.0
     tornado>=5
 
 [options.packages.find]