diff --git a/ChangeLog b/ChangeLog
index ae27a24746..8edb3d5739 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Mon Feb 16 01:17:51 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* win32/win32.c (_CrtDbgReportW): prevent from false positive
+	  assertions in msvcrtd.  [ruby-core:22116]
+
 Sun Feb 15 21:43:44 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* lib/ostruct.rb (OpenStruct#new_ostruct_member): checks if frozen.
diff --git a/version.h b/version.h
index 141dd42a27..2e2c4c386d 100644
--- a/version.h
+++ b/version.h
@@ -1,5 +1,5 @@
 #define RUBY_VERSION "1.9.2"
-#define RUBY_RELEASE_DATE "2009-02-15"
+#define RUBY_RELEASE_DATE "2009-02-16"
 #define RUBY_PATCHLEVEL -1
 #define RUBY_BRANCH_NAME "trunk"
 
@@ -8,7 +8,7 @@
 #define RUBY_VERSION_TEENY 1
 #define RUBY_RELEASE_YEAR 2009
 #define RUBY_RELEASE_MONTH 2
-#define RUBY_RELEASE_DAY 15
+#define RUBY_RELEASE_DAY 16
 
 #ifdef RUBY_EXTERN
 RUBY_EXTERN const char ruby_version[];
diff --git a/win32/win32.c b/win32/win32.c
index 4c92ef19b9..ead75f37df 100644
--- a/win32/win32.c
+++ b/win32/win32.c
@@ -4873,3 +4873,5 @@ rb_w32_fsopen(const char *path, const char *mode, int shflags)
     return f;
 }
 #endif
+
+RUBY_EXTERN int __cdecl _CrtDbgReportW() {return 0;}