diff --git a/common/Makedefs b/common/Makedefs
index a8ccfeb..5a4560e 100644
--- a/common/Makedefs
+++ b/common/Makedefs
@@ -9,6 +9,7 @@
 
 XOS_DIR              ?= $(HOME_DIR)/xos
 SERVICE_DIR          ?= $(HOME_DIR)/xos_services
+LIBRARY_DIR	     ?= $(HOME_DIR)/xos_libraries
 
 XOS_BOOTSTRAP_PORT   ?= 81
 XOS_UI_PORT          ?= 80
@@ -65,3 +66,5 @@
 OPENSTACK_BRANCH ?= $(DEFAULT_BRANCH)
 OPENSTACK_GIT_URL ?= $(CORD_BASE_GIT_URL)/openstack.git
 
+NG_XOS_LIB_BRANCH ?= $(DEFAULT_BRANCH)
+NG_XOS_LIB_URL ?= $(CORD_BASE_GIT_URL)/ng-xos-lib.git