diff --git a/docs/core/testing/mstest-analyzers/mstest0011.md b/docs/core/testing/mstest-analyzers/mstest0011.md
index de4ed0d1c0702..07e9f016d03ea 100644
--- a/docs/core/testing/mstest-analyzers/mstest0011.md
+++ b/docs/core/testing/mstest-analyzers/mstest0011.md
@@ -39,6 +39,7 @@ Methods marked with `[ClassCleanup]` should follow the following layout to be va
 - it should not be generic
 - it should not take any parameter
 - return type should be `void`, `Task` or `ValueTask`
+- `InheritanceBehavior.BeforeEachDerivedClass` attribute parameter should be specified if the class is `abstract`.
 
 [!INCLUDE [test-class-rules](includes/test-class-rules.md)]