diff --git a/build-all.sh b/build-all.sh
index 4f98fbb..ab22035 100755
--- a/build-all.sh
+++ b/build-all.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 BASE_DIR=$(cd `dirname "$0"`; pwd)
 
 #"$BASE_DIR/build-opentoonz.sh"