diff --git a/scripts/update-core.sh b/scripts/update-core.sh
index f11d231f0..0dabb8c9e 100755
--- a/scripts/update-core.sh
+++ b/scripts/update-core.sh
@@ -1,3 +1,5 @@
+#!/usr/bin/env bash
+
 set -e # stop on all errors
 
 git submodule update --init --recursive