diff --git a/ChangeLog b/ChangeLog
index 97df4da130..05fff4f323 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Sun Jan 25 12:17:21 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* cygwin/GNUmakefile.in (RUBYDEF): needs read-only section too.
+
 Sun Jan 25 12:02:56 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* win32/Makefile.sub (clean-ext): condition of EXTS was inverted.
diff --git a/cygwin/GNUmakefile.in b/cygwin/GNUmakefile.in
index 9a0601d264..1da2bfc8cc 100644
--- a/cygwin/GNUmakefile.in
+++ b/cygwin/GNUmakefile.in
@@ -71,7 +71,7 @@ $(RUBYDEF): $(LIBRUBY_A) $(PREP) $(RBCONFIG)
 ifeq (@target_os@,cygwin)
 	@NM@ --extern --defined $(LIBRUBY_A) | \
 	  $(MINIRUBY) -n -e 'BEGIN{puts "VERSION $(MAJOR).$(MINOR)","EXPORTS"}' \
-			 -e 'puts $$1 if / [CDT] _((?!Init_).*)$$/' > $@
+			 -e 'puts $$1 if / [A-Z] _((?!Init_).*)$$/' > $@
 else
 	$(MINIRUBY) $(srcdir)/win32/mkexports.rb -output=$@ $(LIBRUBY_A)
 endif