diff --git a/ChangeLog b/ChangeLog
index 255af93df9..6fa1c375c1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Mon Jun  3 20:39:51 2002  Masaki Suketa  <masaki.suketa@nifty.ne.jp>
+
+	* ext/win32ole/extconf.rb : change PLATFORM with RUBY_PLATFORM.
+
 Mon Jun  3 07:07:07 2002  Nobuyoshi Nakada  <nobu.nokada@softhome.net>
 
 	* parse.y (here_document): check if identifier is terminated.
@@ -8,7 +12,7 @@ Mon Jun  3 07:07:07 2002  Nobuyoshi Nakada  <nobu.nokada@softhome.net>
 
 Sat Jun  1 19:20:07 2002  Masaki Suketa  <masaki.suketa@nifty.ne.jp>
 
-	* ext/win32ole: merge from rough
+	* ext/win32ole: merge from rough.
 
 Thu May 30 12:52:42 2002  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
diff --git a/ext/win32ole/depend b/ext/win32ole/depend
index 764b9d8dbb..3b1d7e9a97 100644
--- a/ext/win32ole/depend
+++ b/ext/win32ole/depend
@@ -1 +1 @@
-win32ole.o : $(hdrdir)/ruby.h $(hdrdir)/config.h $(hdrdir)/defines.h
+win32ole.o : win32ole.c $(hdrdir)/ruby.h $(hdrdir)/config.h $(hdrdir)/defines.h
diff --git a/ext/win32ole/extconf.rb b/ext/win32ole/extconf.rb
index 4abfd3c62f..f627fcabb4 100644
--- a/ext/win32ole/extconf.rb
+++ b/ext/win32ole/extconf.rb
@@ -15,7 +15,7 @@ def create_win32ole_makefile
   end
 end
 
-case PLATFORM
+case RUBY_PLATFORM
 when /mswin32/
   $CFLAGS='/W3'
 when /mingw/