diff --git a/chip-create-nand-images.sh b/chip-create-nand-images.sh
index a007455..ed0fcde 100755
--- a/chip-create-nand-images.sh
+++ b/chip-create-nand-images.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/bash -x
 
 FEL=sunxi-fel