diff --git a/images/macos/provision/assets/select-xamarin-sdk.sh b/images/macos/provision/assets/select-xamarin-sdk.sh
index 45adc969..0fb4a343 100644
--- a/images/macos/provision/assets/select-xamarin-sdk.sh
+++ b/images/macos/provision/assets/select-xamarin-sdk.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/bash -e -o pipefail
 if [ -z "$1" ]; then
   echo "No Xamarin SDK specified."
   exit 0