diff --git a/scripts/generate.sh b/scripts/generate.sh
index 5aa9450165ac97545c29a9343edd0b4874bb0ecd..1db9c40c8e94f4aa4b116e52453858118d8ce6a3 100755
--- a/scripts/generate.sh
+++ b/scripts/generate.sh
@@ -1,7 +1,8 @@
 #!/usr/bin/env bash
 
-declare -a IN
+set -e
 
+declare -a IN
 
 GLUONDIR="$(dirname "$0")/.."