diff --git a/lib/PrepareTool.sh b/lib/PrepareTool.sh
index 6ce4aa6..90d28f4 100755
--- a/lib/PrepareTool.sh
+++ b/lib/PrepareTool.sh
@@ -11,4 +11,4 @@ apt-get -y --no-install-recommends --fix-missing install \
     bsdtar mtools u-boot-tools pv bc \
     gcc automake make \
     lib32z1 lib32z1-dev qemu-user-static \
-    dosfstools figlet device-tree-compiler debootstrap
+    dosfstools figlet device-tree-compiler debootstrap curl