diff --git a/requirements-dev.txt b/requirements-dev.txt
index e6abc3b..9e0eaa3 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -6,4 +6,4 @@ flit==3.7.1
 mypy==0.971
 sphinx==4.3.2
 usort==1.0.5
-sphinx-mdinclude==0.5.1
+sphinx-mdinclude==0.5.2