diff --git a/ChangeLog b/ChangeLog
index 07aa382754..7b06651082 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Sun Sep 24 22:28:20 2006  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* runruby.rb: extension library scripts moved into common directory.
+
 Sun Sep 24 12:10:04 2006  Tadayoshi Funaba  <tadf@dotrb.org>
 
 	* lib/date.rb, lib/date/format.rb: updated based on date2 3.9.3.
diff --git a/runruby.rb b/runruby.rb
index 4d7f96afae..8dbe8f714f 100755
--- a/runruby.rb
+++ b/runruby.rb
@@ -35,7 +35,7 @@ end
 libs = [abs_archdir, File.expand_path("lib", srcdir)]
 if extout
   abs_extout = File.expand_path(extout)
-  libs << abs_extout << File.expand_path(RUBY_PLATFORM, abs_extout)
+  libs << File.expand_path("common", abs_extout) << File.expand_path(RUBY_PLATFORM, abs_extout)
 end
 config["bindir"] = abs_archdir
 ENV["RUBY"] = File.expand_path(ruby)