diff --git a/make/dist.mk b/make/dist.mk
index e411ecfa..ab3826e3 100644
--- a/make/dist.mk
+++ b/make/dist.mk
@@ -20,7 +20,7 @@ DISTDIR = $(TOPDIR)/dist
 DIST_FILE = $(DISTDIR)/$(PROJECT)-$(VERSION).tar.gz
 TMPHTML=$(DISTDIR)/html
 DOWNLOAD_URLDIR=$(DOWNLOAD_SERVER)/$(URL_RELATIVE_PATH)
-TARGET_DIR = $(UPLOAD_DOCUMENT_ROOT)/$(UPLOAD_VIRTUAL_SERVER_ROOT)/$(URL_RELATIVE_PATH)
+TARGET_DIR ?= $(UPLOAD_DOCUMENT_ROOT)/$(UPLOAD_VIRTUAL_SERVER_ROOT)/$(URL_RELATIVE_PATH)
 SSI_PREFIX = $(TMPHTML)/ssi_download_
 
 $(TMPHTML):