diff --git a/versioning.mk b/versioning.mk
index 082449a9..50c44759 100644
--- a/versioning.mk
+++ b/versioning.mk
@@ -1,11 +1,12 @@
 
+ifndef PRJNAME
 PRJNAME := $(shell basename `pwd -P`)
+endif
 SOLUTIONDIR=$(HOME)/workspace/yavsc
 rc_num := $(shell cat $(SOLUTIONDIR)/rc-num.txt)
 DESTDIR=$(SOLUTIONDIR)/build
 MAKE=make
 NUGETSOURCE=$(HOME)/Nupkgs
-PKGFILENAME=$(PRJNAME).$(VERSION).nupkg
 VERSION=1.0.5-rc$(rc_num)
 CONFIGURATION=Release