diff --git a/build_img/build_img.sh b/build_img/build_img.sh
index 519f768..808a872 100755
--- a/build_img/build_img.sh
+++ b/build_img/build_img.sh
@@ -126,8 +126,8 @@ resize2fs -M fs.img
 
 fi
 #just make a 2GB image to see if we can upload it
-#dd if=os.img of=fs.img bs=1M
-mv os.img fs.img
+dd if=/dev/random of=fs.img bs=1M count=1500
+#mv os.img fs.img
 
 
 echo "Combining Images"