diff --git a/ChangeLog b/ChangeLog
index 4575e4b0c4..4406d73e07 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Tue Jun 10 11:24:43 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* include/ruby/encoding.h: not to use varargs.h since requiring C89.
+
 Tue Jun 10 00:50:51 2008  Yusuke Endoh  <mame@tsg.ne.jp>
 
 	* include/ruby/ruby.h, vm_core.h: add a type rb_blockptr.
diff --git a/include/ruby/encoding.h b/include/ruby/encoding.h
index e67b834c0b..1955a4f205 100644
--- a/include/ruby/encoding.h
+++ b/include/ruby/encoding.h
@@ -12,11 +12,7 @@
 #ifndef RUBY_ENCODING_H
 #define RUBY_ENCODING_H 1
 
-#ifdef HAVE_STDARG_PROTOTYPES
-# include <stdarg.h>
-#else
-# include <varargs.h>
-#endif
+#include <stdarg.h>
 #include "ruby/oniguruma.h"
 
 #define ENCODING_INLINE_MAX 1023
diff --git a/version.h b/version.h
index 32f96e2b3d..7d0df13816 100644
--- a/version.h
+++ b/version.h
@@ -1,7 +1,7 @@
 #define RUBY_VERSION "1.9.0"
-#define RUBY_RELEASE_DATE "2008-06-09"
+#define RUBY_RELEASE_DATE "2008-06-10"
 #define RUBY_VERSION_CODE 190
-#define RUBY_RELEASE_CODE 20080609
+#define RUBY_RELEASE_CODE 20080610
 #define RUBY_PATCHLEVEL 0
 
 #define RUBY_VERSION_MAJOR 1
@@ -9,7 +9,7 @@
 #define RUBY_VERSION_TEENY 0
 #define RUBY_RELEASE_YEAR 2008
 #define RUBY_RELEASE_MONTH 6
-#define RUBY_RELEASE_DAY 9
+#define RUBY_RELEASE_DAY 10
 
 #ifdef RUBY_EXTERN
 RUBY_EXTERN const char ruby_version[];