diff --git a/CppCoreGuidelines.md b/CppCoreGuidelines.md
index 13f23dd..9e0cd4c 100644
--- a/CppCoreGuidelines.md
+++ b/CppCoreGuidelines.md
@@ -4737,7 +4737,7 @@ not using this (over)general interface in favor of a particular interface found
 * Warn on any class that contains data members and also has an overridable (non-`final`) virtual function.
 
 
-<a name="Rh-separation"></a?
+<a name="Rh-separation"></a>
 ### C.122: Use abstract classes as interfaces when complete separation of interface and implementation is needed
 
 **Reason**: Such as on an ABI (link) boundary.