diff --git a/Makefile b/Makefile
index 0060296..ce8aa0a 100644
--- a/Makefile
+++ b/Makefile
@@ -2,14 +2,16 @@ include /usr/share/dpkg/pkg-info.mk
 export DEB_VERSION_UPSTREAM_REVISION
 
 export PACKAGE=proxmox-widget-toolkit
-BUILDDIR ?= ${PACKAGE}-${DEB_VERSION_UPSTREAM}
-WT_DEB=${PACKAGE}_${DEB_VERSION_UPSTREAM_REVISION}_all.deb
-WT_DEV_DEB=${PACKAGE}-dev_${DEB_VERSION_UPSTREAM_REVISION}_all.deb
-DEBS=${WT_DEB} ${WT_DEV_DEB}
+
+DEB=${PACKAGE}_${DEB_VERSION_UPSTREAM_REVISION}_all.deb
+DEV_DEB=${PACKAGE}-dev_${DEB_VERSION_UPSTREAM_REVISION}_all.deb
+
+DEBS=${DEB} ${DEV_DEB}
 DSC=${PACKAGE}_${DEB_VERSION_UPSTREAM_REVISION}.dsc
 
-GITVERSION:=$(shell git rev-parse HEAD)
+BUILDDIR ?= ${PACKAGE}-${DEB_VERSION_UPSTREAM}
 
+${BUILDDIR}: GITVERSION:=$(shell git rev-parse HEAD)
 ${BUILDDIR}:
 	rm -rf ${BUILDDIR} ${BUILDDIR}.tmp
 	cp -a src/ ${BUILDDIR}.tmp