diff --git a/packaging/docker-image/Dockerfile b/packaging/docker-image/Dockerfile
index d2d104d65075..bd5de32de43e 100644
--- a/packaging/docker-image/Dockerfile
+++ b/packaging/docker-image/Dockerfile
@@ -106,4 +106,4 @@ RUN set eux; \
 	rm -rf /var/lib/apt/lists/*; \
 	rabbitmqadmin --version
 
-EXPOSE 15671 15672
\ No newline at end of file
+EXPOSE 15671 15672
diff --git a/packaging/docker-image/Makefile b/packaging/docker-image/Makefile
index 6e82080b6057..548100632a06 100644
--- a/packaging/docker-image/Makefile
+++ b/packaging/docker-image/Makefile
@@ -45,6 +45,7 @@ ALT2_PGP_KEYSERVER ?= pgpkeys.uk
 all: dist
 
 dist:
+	cp $(GENERIC_UNIX_ARCHIVE) package-generic-unix.tar.xz
 	xzcat $(GENERIC_UNIX_ARCHIVE) | tar xvf -
 	docker build --pull \
 	  --build-arg SKIP_PGP_VERIFY=$(SKIP_PGP_VERIFY) \