diff --git a/ChangeLog b/ChangeLog
index e9b3203d1c..94ca67d163 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -19,7 +19,7 @@ Thu Jun 26 17:57:57 2014  SHIBATA Hiroshi  <shibata.hiroshi@gmail.com>
 Thu Jun 26 08:28:01 2014  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* hash.c (env_select): fix memory leak and crash on Windows, make
-	  keys array first instead of iterating on envrion directly.
+	  keys array first instead of iterating on environ directly.
 	  [ruby-dev:48325] [Bug #9978]
 
 Thu Jun 26 02:45:04 2014  Nobuyoshi Nakada  <nobu@ruby-lang.org>