diff --git a/ChangeLog b/ChangeLog
index 0dae1fb099..e28863fba1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Tue Oct 27 03:45:39 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* win32/Makefile.sub (config.h): added RUBY_SITEARCH to use
+	  different name from RUBY_ARCH.  [ruby-core:26324]
+
 Mon Oct 26 20:04:13 2009  Marc-Andre Lafortune  <ruby-core@marc-andre.ca>
 
 	* array.c (rb_ary_cmp): Array#<=> returns nil when comparison fails
diff --git a/common.mk b/common.mk
index a7982ecc46..d11866c8c1 100644
--- a/common.mk
+++ b/common.mk
@@ -628,7 +628,7 @@ variable.$(OBJEXT): {$(VPATH)}variable.c $(RUBY_H_INCLUDES) \
   {$(VPATH)}node.h {$(VPATH)}util.h {$(VPATH)}encoding.h \
   {$(VPATH)}oniguruma.h
 version.$(OBJEXT): {$(VPATH)}version.c $(RUBY_H_INCLUDES) \
-  {$(VPATH)}version.h $(srcdir)/revision.h
+  {$(VPATH)}version.h $(srcdir)/revision.h {$(VPATH)}config.h
 
 compile.$(OBJEXT): {$(VPATH)}compile.c {$(VPATH)}iseq.h \
   $(RUBY_H_INCLUDES) $(VM_CORE_H_INCLUDES) {$(VPATH)}insns.inc \
diff --git a/version.h b/version.h
index 493f6bd69b..ea7af4dfeb 100644
--- a/version.h
+++ b/version.h
@@ -1,5 +1,5 @@
 #define RUBY_VERSION "1.9.2"
-#define RUBY_RELEASE_DATE "2009-10-26"
+#define RUBY_RELEASE_DATE "2009-10-27"
 #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 10
-#define RUBY_RELEASE_DAY 26
+#define RUBY_RELEASE_DAY 27
 
 #include "ruby/version.h"
 
diff --git a/win32/Makefile.sub b/win32/Makefile.sub
index 680b3dea7e..0ad8dfb022 100644
--- a/win32/Makefile.sub
+++ b/win32/Makefile.sub
@@ -118,6 +118,7 @@ PLATFORM = mswin32
 !endif
 
 arch = $(ARCH)-$(PLATFORM)
+sitearch = $(ARCH)-$(RT)
 !if !defined(ruby_version)
 ruby_version = $(MAJOR).$(MINOR).$(TEENY)
 !endif
@@ -567,6 +568,7 @@ $(CONFIG_H): $(MKFILES) $(srcdir)/win32/Makefile.sub $(win_srcdir)/Makefile.sub
 #define RUBY_VENDOR_LIB RUBY_LIB_PREFIX"/vendor_ruby"
 #define RUBY_VENDOR_LIB2 RUBY_VENDOR_LIB"/"RUBY_LIB_VERSION
 #define RUBY_PLATFORM "$(arch)"
+#define RUBY_SITEARCH "$(sitearch)"
 #define RUBY_COREDLL "$(RT)"
 #define RUBY_ARCHLIB RUBY_LIB"/"RUBY_ARCH
 #define RUBY_SITE_ARCHLIB RUBY_SITE_LIB2"/"RUBY_SITEARCH