fix capital [ci skip]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47671 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index bb550ea1c6..4bc11297b9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -131,7 +131,7 @@ Thu Sep 18 16:26:27 2014  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* test/rubygems/test_gem_commands_setup_command.rb: @ui uses StringIO
 	  as its streams, and Encoding.default_external does not effect to
-	  stringIOs already exist.  so, we need to set external_encoding of
+	  StringIOs already exist.  so, we need to set external_encoding of
 	  @ui.outs directly.  this problem (test failure) does not appear in
 	  the environments default_external is us-ascii or utf-8.