diff --git a/xml/System.Diagnostics.CodeAnalysis/SuppressMessageAttribute.xml b/xml/System.Diagnostics.CodeAnalysis/SuppressMessageAttribute.xml
index 66cced84c42..20cc25439fd 100644
--- a/xml/System.Diagnostics.CodeAnalysis/SuppressMessageAttribute.xml
+++ b/xml/System.Diagnostics.CodeAnalysis/SuppressMessageAttribute.xml
@@ -44,7 +44,7 @@
     </Attribute>
   </Attributes>
   <Docs>
-    <summary>Suppresses reporting of a specific static analysis tool rule violation, allowing multiple suppressions on a single code artifact.</summary>
+    <summary>Suppresses reporting of a specific static analysis tool rule violation, allowing multiple suppressions on a single code artifact. Does not apply to compiler diagnostics.</summary>
     <remarks>
       <format type="text/markdown"><![CDATA[