diff --git a/build.sh b/build.sh
index b4808c39fa585c2c847ec9e7918c661df0669ccb..d1c11ba8ce0fb64588bd438ebab69e02f35a5512 100644
--- a/build.sh
+++ b/build.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-set -e
+set -ex
 BASEPATH=$(cd "$(dirname $0)"; pwd)
 
 usage()