diff --git a/rules/S3169/csharp/rule.adoc b/rules/S3169/csharp/rule.adoc
index e40e94cdd8a..df9d2c517f5 100644
--- a/rules/S3169/csharp/rule.adoc
+++ b/rules/S3169/csharp/rule.adoc
@@ -10,7 +10,7 @@ Instead, use `ThenBy` for each call after the first.
 
 ==== Noncompliant code example
 
-[source,csharp]
+[source,csharp,diff-id=1,diff-type=noncompliant]
 ----
 var x = personList
   .OrderBy(person => person.Age)
@@ -21,7 +21,7 @@ var x = personList
 
 ==== Compliant solution
 
-[source,csharp]
+[source,csharp,diff-id=1,diff-type=compliant]
 ----
 var x = personList
   .OrderBy(person => person.Age)