diff --git a/ChangeLog b/ChangeLog
index 5aad5e9e04..7aacfb4cb0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Thu Apr 23 10:01:36 2015  SHIBATA Hiroshi  <hsbt@ruby-lang.org>
+
+	* lib/delegate.rb: fix a typo.
+	  [fix GH-881][ci skip] Patch by @Zorbash
+
 Wed Apr 22 18:36:50 2015  Shugo Maeda  <shugo@ruby-lang.org>
 
 	* lib/net/imap.rb (move, uid_move): support the MOVE command defined
diff --git a/lib/delegate.rb b/lib/delegate.rb
index f2b1388107..cbcfd9a49e 100644
--- a/lib/delegate.rb
+++ b/lib/delegate.rb
@@ -17,7 +17,7 @@
 # yourself needing this control, have a look at Forwardable which is also in
 # the standard library.  It may suit your needs better.)
 #
-# SimpleDelegator's implementation serves as a nice example if the use of
+# SimpleDelegator's implementation serves as a nice example of the use of
 # Delegator:
 #
 #   class SimpleDelegator < Delegator