diff --git a/ChangeLog b/ChangeLog
index 922d1a066c..62177a874c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sat Jul 28 04:04:01 2012  KOSAKI Motohiro  <kosaki.motohiro@gmail.com>
+
+	* include/ruby/intern.h (rb_num_zerodiv): Added NORETURN.
+	  Patched by Xi Wang. [Bug #6736]
+
 Wed Jul  4 19:36:17 2012  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* ext/dl/cfunc.c (rb_dlcfunc_call): also needed the workaround for VC8
diff --git a/include/ruby/intern.h b/include/ruby/intern.h
index 50451f35b3..6dec838e75 100644
--- a/include/ruby/intern.h
+++ b/include/ruby/intern.h
@@ -492,7 +492,7 @@ VALUE rb_marshal_dump(VALUE, VALUE);
 VALUE rb_marshal_load(VALUE);
 void rb_marshal_define_compat(VALUE newclass, VALUE oldclass, VALUE (*dumper)(VALUE), VALUE (*loader)(VALUE, VALUE));
 /* numeric.c */
-void rb_num_zerodiv(void);
+NORETURN(void rb_num_zerodiv(void));
 #define RB_NUM_COERCE_FUNCS_NEED_OPID 1
 VALUE rb_num_coerce_bin(VALUE, VALUE, ID);
 VALUE rb_num_coerce_cmp(VALUE, VALUE, ID);
diff --git a/version.h b/version.h
index becb503340..268dc052fa 100644
--- a/version.h
+++ b/version.h
@@ -1,10 +1,10 @@
 #define RUBY_VERSION "1.9.3"
-#define RUBY_PATCHLEVEL 253
+#define RUBY_PATCHLEVEL 254
 
-#define RUBY_RELEASE_DATE "2012-07-04"
+#define RUBY_RELEASE_DATE "2012-07-28"
 #define RUBY_RELEASE_YEAR 2012
 #define RUBY_RELEASE_MONTH 7
-#define RUBY_RELEASE_DAY 4
+#define RUBY_RELEASE_DAY 28
 
 #include "ruby/version.h"