diff --git a/make/defs.mk b/make/defs.mk
index c271516a..0419e093 100644
--- a/make/defs.mk
+++ b/make/defs.mk
@@ -37,6 +37,9 @@ SED                    = sed
 CAT                    = /bin/cat
 SHELL                  = /bin/bash
 
+CVS_PROJ_DIR          ?= $(TOPDIR)/..
+CVSTOPDIR             ?= $(CVS_PROJ_DIR)/..
+
 PROJECT_DESCR_FILE    ?= $(wildcard $(TOPDIR)/doc/share/project.txt)
 PROJECT               ?= $(patsubst $(FLAVOUR_PREFIX)%,%,$(notdir $(shell cd $(TOPDIR); pwd | $(SED) 's/.*\///; s/-[0-9].*//')))
 PROJECT_SHORT_NAME    ?= $(PROJECT)
diff --git a/make/proj.mk b/make/proj.mk
index f3476391..cc13a25d 100644
--- a/make/proj.mk
+++ b/make/proj.mk
@@ -5,7 +5,6 @@
 
 PROJECT         = ytools
 MODDIR          = $(TOPDIR)
-CVS_PROJ_DIR    = $(TOPDIR)/..
 
 REQUIRED = inst/pre \
 		make \
diff --git a/make/tex.mk b/make/tex.mk
index ed913eac..83b6cc62 100644
--- a/make/tex.mk
+++ b/make/tex.mk
@@ -13,7 +13,6 @@ AUTHORS               ?=
 #SUBTITLE              ?= Dienstgüte-Vereinbarungen
 DATE                  ?= $(shell date +'%Y/%m/%d')
 #CONFIDENTIAL_REMARK              ?= Vertraulich
-#CVSTOPDIR             ?= $(CVS_PROJ_DIR)/..
 
 # -- files
 MAIN                  ?= main