From b33469317205072e99f8cc738861fdbcf68847d1 Mon Sep 17 00:00:00 2001
From: Shenghao Ding <shenghao.ding@yetanother.ai>
Date: Tue, 12 Dec 2023 21:09:21 +0800
Subject: [PATCH] fix again

---
 lib/prolog_mqi/prolog_mqi.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/prolog_mqi/prolog_mqi.rb b/lib/prolog_mqi/prolog_mqi.rb
index 62d9959..9f375d1 100644
--- a/lib/prolog_mqi/prolog_mqi.rb
+++ b/lib/prolog_mqi/prolog_mqi.rb
@@ -60,6 +60,7 @@ def query_async(value, find_all=true)
 
     def cancel_query_async
       write('cancel_async')
+      read
     end
 
     def query_async_result