diff --git a/rootfs/Dockerfile b/rootfs/Dockerfile
index 2fa19fdb2..e30d981cb 100644
--- a/rootfs/Dockerfile
+++ b/rootfs/Dockerfile
@@ -14,6 +14,8 @@
 
 FROM alpine:3.3
 
+ENV HOME /tmp
+
 COPY . /
 
 EXPOSE 44134