diff --git a/config/mycnf/mysql80.cnf b/config/mycnf/mysql80.cnf
index 5fd329ea2b2..13447a7de0a 100644
--- a/config/mycnf/mysql80.cnf
+++ b/config/mycnf/mysql80.cnf
@@ -32,6 +32,3 @@ loose_rpl_semi_sync_master_wait_no_slave = 1
 # in super-read-only mode.
 super-read-only
 
-# Replication parameters to ensure reparents are fast.
-slave_net_timeout = 8
-