diff --git a/muxers/mplex/src/lib.rs b/muxers/mplex/src/lib.rs
index ce35396e5fbe..69dcffaa8ec6 100644
--- a/muxers/mplex/src/lib.rs
+++ b/muxers/mplex/src/lib.rs
@@ -207,8 +207,8 @@ where
         let this = self.get_mut();
         let mut io = this.io.lock();
 
-        ready!(io.poll_flush_stream(cx, this.id))?;
         ready!(io.poll_close_stream(cx, this.id))?;
+        ready!(io.poll_flush_stream(cx, this.id))?;
 
         Poll::Ready(Ok(()))
     }