@@ -218,8 +218,10 @@ def prepare_broken_pipe_test(self):

        # the program ends before the stdin can be feeded
        create = asyncio.create_subprocess_exec(
-                             sys.executable, '-c', 'pass',
                             stdin=subprocess.PIPE,
                             loop=self.loop)
        proc = self.loop.run_until_complete(create)
        return (proc, large_data)
@@ -228,7 +230,7 @@ def test_stdin_broken_pipe(self):
        proc, large_data = self.prepare_broken_pipe_test()

        async def write_stdin(proc, data):
-            await asyncio.sleep(0.5, loop=self.loop)
            proc.stdin.write(data)
            await proc.stdin.drain()