diff --git a/repl_manager.sh b/repl_manager.sh
index bb7d9c4a391e3e05eac05feafac3e8ae79f66066..84d6d51140a1698a12873935ae9d0ad73835b272 100755
--- a/repl_manager.sh
+++ b/repl_manager.sh
@@ -31,7 +31,7 @@ become_slave() {
 
     log "Switching master to ${master_addr}"
     
-    mysql -NBe "CHANGE MASTER TO MASTER_HOST='${master_host}', MASTER_PORT=${master_port}, MASTER_USER='replication', MASTER_PASSWORD='${REPL_PASSWORD}', MASTER_CONNECT_RETRY=10, MASTER_USE_GTID=current_pos, MASTER_AUTO_POSITION=1; START SLAVE"
+    mysql -NBe "CHANGE MASTER TO MASTER_HOST='${master_host}', MASTER_PORT=${master_port}, MASTER_USER='replication', MASTER_PASSWORD='${REPL_PASSWORD}', MASTER_CONNECT_RETRY=10, MASTER_USE_GTID=current_pos; START SLAVE"
     # TODO: Wait for replication to catch up.
 }