diff --git a/ChangeLog b/ChangeLog
index faeda34488..4e556f3ced 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -22,12 +22,12 @@ Fri Jul  1 11:41:12 2011  NARUSE, Yui  <naruse@ruby-lang.org>
 Fri Jul  1 11:07:43 2011  KOSAKI Motohiro  <kosaki.motohiro@gmail.com>
 
 	* thread.c (do_select): fix memory leak.
-	Patch by Eric Wong. Thank you! [Bug #4953] [ruby-core:37702]
+	  Patch by Eric Wong. Thank you! [Bug #4953] [ruby-core:37702]
 
 Fri Jul  1 08:21:28 2011  Koichi Sasada  <ko1@atdot.net>
 
 	* vm_insnhelper.c (vm_getivar): check vm state version
-	  to invalidate inline chache (ivar index).
+	  to invalidate inline cache (ivar index).
 	  fixes Bug #4926.
 
 	* vm_insnhelper.c (vm_setivar): ditto.
@@ -42,7 +42,7 @@ Fri Jul  1 06:41:36 2011  Koichi Sasada  <ko1@atdot.net>
 	* thread.c (rb_threadptr_check_signal): only wake up main thread.
 
 	* thread.c (rb_threadptr_execute_interrupts_common): check signal
-	  deliverly if it is main thread.
+	  delivery if it is main thread.
 	  fixes [ruby-dev:44005] [Ruby 1.9 - Bug #4950]
 
 	* bootstraptest/test_fork.rb: add a test for above.