diff --git a/xos/synchronizer/run-from-api.sh b/xos/synchronizer/run-from-api.sh
old mode 100644
new mode 100755
index 95ba5dd..73f5eec
--- a/xos/synchronizer/run-from-api.sh
+++ b/xos/synchronizer/run-from-api.sh
@@ -1,2 +1,3 @@
+#!/usr/bin/env bash
 export XOS_DIR=/opt/xos
 python metronetwork-synchronizer.py  -C $XOS_DIR/synchronizers/metro-net/metronetwork_from_api_config
\ No newline at end of file