diff --git a/ChangeLog b/ChangeLog
index 54f67390e4..6e03bb32fb 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -47,7 +47,7 @@ Tue May 24 16:20:53 2016  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 Tue May 24 12:35:56 2016  URABE Shyouhei  <shyouhei@ruby-lang.org>
 
-	* common.mk : sort lines, and add missing dependencies suggested
+	* common.mk: sort lines, and add missing dependencies suggested
 	  by tool/update-deps
 
 Mon May 23 21:33:36 2016  Nobuyoshi Nakada  <nobu@ruby-lang.org>