diff --git a/connection_unix.go b/connection_unix.go
index ba7cffa77..3269847d7 100644
--- a/connection_unix.go
+++ b/connection_unix.go
@@ -442,14 +442,14 @@ func (c *conn) AsyncWrite(buf []byte, callback AsyncCallback) error {
 		}
 		return err
 	}
-	return c.loop.poller.Trigger(c.asyncWrite, &asyncWriteHook{callback, buf})
+	return c.loop.poller.UrgentTrigger(c.asyncWrite, &asyncWriteHook{callback, buf})
 }
 
 func (c *conn) AsyncWritev(bs [][]byte, callback AsyncCallback) error {
 	if c.isDatagram {
 		return errorx.ErrUnsupportedOp
 	}
-	return c.loop.poller.Trigger(c.asyncWritev, &asyncWritevHook{callback, bs})
+	return c.loop.poller.UrgentTrigger(c.asyncWritev, &asyncWritevHook{callback, bs})
 }
 
 func (c *conn) Wake(callback AsyncCallback) error {