diff --git a/ChangeLog b/ChangeLog
index 0c20d1b932..7e79c734d5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sat Mar 13 12:26:13 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* include/ruby/io.h (MakeOpenFile): finalize fptr get rid of
+	  memory leak.
+
 Sat Mar 13 11:14:26 2010  Shugo Maeda  <shugo@ruby-lang.org>
 
 	* load.c (rb_get_expanded_load_path): expand paths if any item in $:
@@ -14,7 +19,7 @@ Sat Mar 13 10:03:52 2010  Hidetoshi NAGAI  <nagai@ai.kyutech.ac.jp>
 
 Sat Mar 13 03:24:15 2010  Tanaka Akira  <akr@fsij.org>
 
-	* tool/transcode-tblgen.rb: show cosumed time at last.
+	* tool/transcode-tblgen.rb: show consumed time at last.
 
 Sat Mar 13 00:44:20 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
diff --git a/include/ruby/io.h b/include/ruby/io.h
index 2ccaf0f1f9..e05a0f52ca 100644
--- a/include/ruby/io.h
+++ b/include/ruby/io.h
@@ -101,7 +101,7 @@ typedef struct rb_io_t {
 #define MakeOpenFile(obj, fp) do {\
     if (RFILE(obj)->fptr) {\
 	rb_io_close(obj);\
-	free(RFILE(obj)->fptr);\
+	rb_io_fptr_finalize(RFILE(obj)->fptr);\
 	RFILE(obj)->fptr = 0;\
     }\
     fp = 0;\