diff --git a/tarantool/connection.py b/tarantool/connection.py
index aafdb89a..e6b102e0 100644
--- a/tarantool/connection.py
+++ b/tarantool/connection.py
@@ -241,7 +241,7 @@ def check():  # Check that connection is alive
             return
 
         attempt = 0
-        last_errno = 0
+        last_errno = errno.ECONNRESET
         while True:
             time.sleep(self.reconnect_delay)
             try: