diff --git a/auto/config b/auto/config
index bb882ed..54d0c3c 100755
--- a/auto/config
+++ b/auto/config
@@ -7,6 +7,7 @@
 if [ ! -e /usr/share/live/build/data/debian-cd/kali ]; then
        echo "ERROR: Run this first"
        echo "ln -sf wheezy /usr/share/live/build/data/debian-cd/kali"
+       exit 1
 fi
 
 lb config noauto \