diff --git a/crates/ty_python_semantic/resources/mdtest/regression/2236_tuple_is_disjoint.md b/crates/ty_python_semantic/resources/mdtest/regression/2236_tuple_is_disjoint.md
index 91f695655e..6fab7cf645 100644
--- a/crates/ty_python_semantic/resources/mdtest/regression/2236_tuple_is_disjoint.md
+++ b/crates/ty_python_semantic/resources/mdtest/regression/2236_tuple_is_disjoint.md
@@ -1,6 +1,6 @@
-# Tuple pair is assignable to their union
+# Disjointness of two types implies that neither is a subtype of the other
 
-Regression test for <https://github.com/astral-sh/ty/issues/2236>.
+This is a regression test for <https://github.com/astral-sh/ty/issues/2236>.
 
 ```toml
 [environment]