diff --git a/ChangeLog b/ChangeLog
index b925ebcf61..f88a4f3d4f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Thu Mar  6 15:05:25 2008  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* {bcc32,win32}/Makefile.sub (RUNRUBY): use $(PROGRAM) instead of
+	  ruby$(EXEEXT). 
+	  suggested by KIMURA Koichi <kimura.koichi at canon.co.jp>.
+	  [ruby-dev:34000]
+
 Thu Mar  6 14:46:08 2008  Tanaka Akira  <akr@fsij.org>
 
 	* missing/lgamma_r.c (loggamma): return 0 for 1 and 2.
diff --git a/bcc32/Makefile.sub b/bcc32/Makefile.sub
index 3a35952162..9652504c6e 100644
--- a/bcc32/Makefile.sub
+++ b/bcc32/Makefile.sub
@@ -181,7 +181,7 @@ PROGRAM=$(RUBY_INSTALL_NAME)$(EXEEXT)
 WPROGRAM=$(RUBYW_INSTALL_NAME)$(EXEEXT)
 RUBYDEF = $(RUBY_SO_NAME).def
 MINIRUBY = .\miniruby$(EXEEXT) -I$(srcdir)/lib $(MINIRUBYOPT)
-RUNRUBY = .\ruby$(EXEEXT) -i"$(EXTOUT)/$(arch)" "$(srcdir)/runruby.rb" --extout="$(EXTOUT)" --
+RUNRUBY = .\$(PROGRAM) -i"$(EXTOUT)/$(arch)" "$(srcdir)/runruby.rb" --extout="$(EXTOUT)" --
 
 ORGLIBPATH = $(LIB)
 
diff --git a/win32/Makefile.sub b/win32/Makefile.sub
index ceb867e6a4..b5f7a0d40c 100644
--- a/win32/Makefile.sub
+++ b/win32/Makefile.sub
@@ -208,7 +208,7 @@ MINIRUBY = $(RUBY) -I$(MAKEDIR) -rfake
 RUNRUBY = $(MINIRUBY)
 !else
 MINIRUBY = .\miniruby$(EXEEXT) -I$(srcdir)/lib
-RUNRUBY = .\ruby$(EXEEXT) -I"$(EXTOUT)/$(arch)"
+RUNRUBY = .\$(PROGRAM) -I"$(EXTOUT)/$(arch)"
 !endif
 MINIRUBY = $(MINIRUBY) $(MINIRUBYOPT)
 RUNRUBY = $(RUNRUBY) "$(srcdir)/runruby.rb" --extout="$(EXTOUT)" --