1 files changed, 5 insertions, 0 deletions
diff --git a/docker/Dockerfile-dhvirtualenv b/docker/Dockerfile-dhvirtualenv
index 0117ab8bcc..ac9ebcfd88 100644
--- a/docker/Dockerfile-dhvirtualenv
+++ b/docker/Dockerfile-dhvirtualenv
@@ -42,6 +42,11 @@ RUN cd dh-virtualenv-1.1 && dpkg-buildpackage -us -uc -b
 ###
 FROM ${distro}
 
+# Get the distro we want to pull from as a dynamic build variable
+# (We need to define it in each build stage)
+ARG distro=""
+ENV distro ${distro}
+
 # Install the build dependencies
 #
 # NB: keep this list in sync with the list of build-deps in debian/control