diff --git a/ChangeLog b/ChangeLog
index 1ccd2d7b7c..527a3459be 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Fri Sep 22 13:58:51 2000  WATANABE Hirofumi  <eban@os.rim.or.jp>
+
+	* ext/extmk.rb: don't use default $:
+
 Fri Sep 22 10:16:21 2000  WATANABE Hirofumi  <eban@os.rim.or.jp>
 
 	* win32/config.h.in: add HAVE_TELLDIR, HAVE_SEEKDIR
diff --git a/ext/extmk.rb.in b/ext/extmk.rb.in
index becabfc7c6..34a9d0d9de 100644
--- a/ext/extmk.rb.in
+++ b/ext/extmk.rb.in
@@ -27,8 +27,7 @@ end
 # get absolute path
 $topdir = File.expand_path("..")
 
-$:.push $top_srcdir
-$:.push $top_srcdir+"/lib"
+$:.replace [$top_srcdir, $top_srcdir+"/lib", "."]
 
 require 'find'