diff --git a/ChangeLog b/ChangeLog
index 8329768bf8..6813e5a9c7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Thu Apr 22 10:07:01 2004  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* */Makefile.sub (distclean-local): should remove $(RBCONFIG).
+
 Thu Apr 22 04:17:57 2004  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* eval.c (rb_mod_define_method): allow binding methods to modules.
diff --git a/bcc32/Makefile.sub b/bcc32/Makefile.sub
index ac788e2b96..45321a9655 100644
--- a/bcc32/Makefile.sub
+++ b/bcc32/Makefile.sub
@@ -419,7 +419,7 @@ clean-local::
 		@$(RM) $(RUBY_INSTALL_NAME).res $(RUBYW_INSTALL_NAME).res $(RUBY_SO_NAME).res
 
 distclean-local::
-		@$(RM) ext\config.cache
+		@$(RM) ext\config.cache $(RBCONFIG:/=\)
 		@$(RM) *.map *.pdb *.ilk *.exp $(RUBYDEF)
 		@$(RM) $(RUBY_INSTALL_NAME).rc $(RUBYW_INSTALL_NAME).rc $(RUBY_SO_NAME).rc
 
diff --git a/win32/Makefile.sub b/win32/Makefile.sub
index a6db146c94..53b161e7aa 100644
--- a/win32/Makefile.sub
+++ b/win32/Makefile.sub
@@ -413,7 +413,7 @@ clean-local::
 		@$(RM) $(RUBY_INSTALL_NAME).res $(RUBYW_INSTALL_NAME).res $(RUBY_SO_NAME).res
 
 distclean-local::
-		@$(RM) ext\config.cache
+		@$(RM) ext\config.cache $(RBCONFIG:/=\)
 		@$(RM) *.map *.pdb *.ilk *.exp $(RUBYDEF)
 		@$(RM) $(RUBY_INSTALL_NAME).rc $(RUBYW_INSTALL_NAME).rc $(RUBY_SO_NAME).rc
 
diff --git a/wince/Makefile.sub b/wince/Makefile.sub
index 34a8446950..90f4224ddd 100644
--- a/wince/Makefile.sub
+++ b/wince/Makefile.sub
@@ -430,7 +430,7 @@ clean-local::
 		@$(RM) $(RUBY_INSTALL_NAME).res $(RUBYW_INSTALL_NAME).res $(RUBY_SO_NAME).res
 
 distclean-local::
-		@$(RM) ext\config.cache
+		@$(RM) ext\config.cache $(RBCONFIG:/=\)
 		@$(RM) *.map *.pdb *.ilk *.exp $(RUBYDEF)
 		@$(RM) $(RUBY_INSTALL_NAME).rc $(RUBYW_INSTALL_NAME).rc $(RUBY_SO_NAME).rc