diff --git a/make/defs.mk b/make/defs.mk
index 3d20b08b..400f8252 100644
--- a/make/defs.mk
+++ b/make/defs.mk
@@ -788,6 +788,7 @@ FEEDFS_VERSION             = $(call version,$(FEEDFS_DIR))
 RPM_REQUIRES_RUN          += $(FLAVOUR_PREFIX)feedfs-run = $(FEEDFS_VERSION)
 RPM_REQUIRES_DEVEL        += $(FLAVOUR_PREFIX)feedfs-devel = $(FEEDFS_VERSION)
 USE_YTOOLS                 = true
+USE_VALDI                  = true
 USE_AUTH                   = true
 INCLUDE                   += -I$(FEEDFS_DIR)/include
 LIBFLAGS                  += -L$(FEEDFS_DIR)/lib -lfeedfs
@@ -810,6 +811,7 @@ XCHANGE_VERSION            = $(call version,$(XCHANGE_DIR))
 RPM_REQUIRES_RUN          += $(FLAVOUR_PREFIX)xchange-run = $(XCHANGE_VERSION)
 RPM_REQUIRES_DEVEL        += $(FLAVOUR_PREFIX)xchange-devel = $(XCHANGE_VERSION)
 USE_YTOOLS                 = true
+USE_VALDI                  = true
 INCLUDE                   += -I$(XCHANGE_DIR)/include
 LIBFLAGS                  += -L$(XCHANGE_DIR)/lib -lxchange
 endif
@@ -880,10 +882,21 @@ AUTH_VERSION               = $(call version,$(AUTH_DIR))
 RPM_REQUIRES_RUN          += $(FLAVOUR_PREFIX)auth-run = $(AUTH_VERSION)
 RPM_REQUIRES_DEVEL        += $(FLAVOUR_PREFIX)auth-devel = $(AUTH_VERSION)
 USE_YTOOLS                 = true
+USE_VALDI                  = true
 INCLUDE                   += -I$(AUTH_DIR)/include
 LIBFLAGS                  += -L$(AUTH_DIR)/lib -lauth
 endif
 
+ifeq ($(USE_VALDI),true)
+VALDI_DIR                   = $(firstword $(wildcard $(CVS_PROJ_DIR)/valdi /opt/$(FLAVOUR_PATH_PREFIX)valdi))
+VALDI_VERSION               = $(call version,$(VALDI_DIR))
+RPM_REQUIRES_RUN          += $(FLAVOUR_PREFIX)valdi-run = $(VALDI_VERSION)
+RPM_REQUIRES_DEVEL        += $(FLAVOUR_PREFIX)valdi-devel = $(VALDI_VERSION)
+USE_YTOOLS                 = true
+#INCLUDE                   += -I$(VALDI_DIR)/include
+#LIBFLAGS                  += -L$(VALDI_DIR)/lib -lvaldi
+endif
+
 
 ifeq ($(USE_YTOOLS),true)
 ifneq ($(PROJECT),ytools)