diff --git a/ChangeLog b/ChangeLog
index 32e3521c13..e6ef460fce 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,7 +1,7 @@
 Wed Sep  7 14:56:59 2016  Kazuki Tsujimoto  <kazuki@callcc.net>
 
 	* lib/csv.rb (CSV::{Row,Table}#{each,delete_if}): returns an enumerator
-	  if no block is given. [ruby-core:75346] [Feature #11058]
+	  if no block is given. [ruby-core:75346] [Feature #12347]
 
 	* test/csv/test_row.rb: add test for above.