diff --git a/Dockerfile b/Dockerfile
index 2655efc..fcd5c43 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -16,5 +16,4 @@ RUN opam install -y mirage opam-monorepo
 RUN mkdir /home/opam/qubes-mirage-firewall
 ADD config.ml /home/opam/qubes-mirage-firewall/config.ml
 WORKDIR /home/opam/qubes-mirage-firewall
-RUN opam exec -- mirage configure -t xen && make depend
-CMD opam exec -- mirage configure -t xen && make tar
+CMD opam exec -- mirage configure -t xen && make depend && make tar
diff --git a/build-with-docker.sh b/build-with-docker.sh
index 3be3e7b..821821d 100755
--- a/build-with-docker.sh
+++ b/build-with-docker.sh
@@ -5,5 +5,5 @@ docker build -t qubes-mirage-firewall .
 echo Building Firewall...
 docker run --rm -i -v `pwd`:/home/opam/qubes-mirage-firewall qubes-mirage-firewall
 echo "SHA2 of build:   $(sha256sum ./dist/qubes-firewall.xen)"
-echo "SHA2 last known: c0a94169eb0642db26168688e735f616c675f9b9c02349cac485ec8925e28d10"
+echo "SHA2 last known: 588e921b9d78a99f6f49d468a7b68284c50dabeba95698648ea52e99b381723b"
 echo "(hashes should match for released versions)"