diff --git a/tests/phpunit/api/v3/SyntaxConformanceTest.php b/tests/phpunit/api/v3/SyntaxConformanceTest.php
index bb4854c1b788..d8e732bb4b0a 100644
--- a/tests/phpunit/api/v3/SyntaxConformanceTest.php
+++ b/tests/phpunit/api/v3/SyntaxConformanceTest.php
@@ -1125,7 +1125,7 @@ public function testCreateSingleValueAlter($entityName) {
           break;
         
         case CRM_Utils_Type::T_TIMESTAMP:
-          // 4.6 doesn't support timestamp updates from 4.7 we should uncomment this. See CRM-16204
+          // 4.6 doesn't support timestamp updates from 4.7 we should uncomment this. See CRM-16431.
           continue;
 
         //case CRM_Utils_Type::T_DATETIME: