diff --git a/ChangeLog b/ChangeLog
index b6bc740afe..a394967b81 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Fri Dec  5 13:17:30 2003  Tanaka Akira  <akr@m17n.org>
+
+	* test/ruby/test_pipe.rb: use IO.pipe instead of IO.popen.
+
 Fri Dec  5 11:54:45 2003  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* ext/stringio/stringio.c (strio_read): follow IO#read.
diff --git a/test/ruby/test_pipe.rb b/test/ruby/test_pipe.rb
index a6363ef78b..03b38635c8 100644
--- a/test/ruby/test_pipe.rb
+++ b/test/ruby/test_pipe.rb
@@ -8,7 +8,13 @@ $KCODE = 'none'
 class TestPipe < Test::Unit::TestCase
   include TestEOF
   def open_file(content)
-    f = IO.popen("echo -n #{content}")
-    yield f
+    r, w = IO.pipe
+    w << content
+    w.close
+    begin
+      yield r
+    ensure
+      r.close
+    end
   end
 end