diff --git a/ethmngr/Config.in b/ethmngr/Config.in
index cfab4bd24..f3da2588e 100644
--- a/ethmngr/Config.in
+++ b/ethmngr/Config.in
@@ -9,5 +9,9 @@ config ETHMNGR_MACVLAN_EXTENSION
 config ETHMNGR_EXPOSE_ETHERNET_OBJECT
 	bool "Expose ethernet ubus object to fetch and clear interface stats"
 	default y
+
+config ETHMNGR_VENDOR_PREFIX
+	string "Package specific datamodel Vendor Prefix for TR181 extensions"
+	default ""
 endmenu
 endif
diff --git a/ethmngr/Makefile b/ethmngr/Makefile
index cbbe3a2c8..8970a4472 100644
--- a/ethmngr/Makefile
+++ b/ethmngr/Makefile
@@ -5,7 +5,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=ethmngr
-PKG_VERSION:=3.0.4
+PKG_VERSION:=3.0.5
 
 LOCAL_DEV:=0
 ifneq ($(LOCAL_DEV),1)
@@ -41,17 +41,25 @@ define Package/$(PKG_NAME)/config
        source "$(SOURCE)/Config.in"
 endef
 
+TARGET_CFLAGS += \
+	-I$(STAGING_DIR)/usr/include \
+	-I$(STAGING_DIR)/usr/include/libnl3 \
+	-D_GNU_SOURCE
+
+ifeq ($(CONFIG_ETHMNGR_VENDOR_PREFIX),"")
+VENDOR_PREFIX = $(CONFIG_BBF_VENDOR_PREFIX)
+else
+VENDOR_PREFIX = $(CONFIG_ETHMNGR_VENDOR_PREFIX)
+endif
+
+TARGET_CFLAGS += -DBBF_VENDOR_PREFIX=\\\"$(VENDOR_PREFIX)\\\"
+
 ifeq ($(LOCAL_DEV),1)
 define Build/Prepare
         $(CP) -rf ~/git/ethmngr/* $(PKG_BUILD_DIR)/
 endef
 endif
 
-TARGET_CFLAGS += \
-	-I$(STAGING_DIR)/usr/include \
-	-I$(STAGING_DIR)/usr/include/libnl3 \
-	-D_GNU_SOURCE \
-	-DBBF_VENDOR_PREFIX=\\\"$(CONFIG_BBF_VENDOR_PREFIX)\\\"
 
 ifeq ($(CONFIG_ETHMNGR_MACVLAN_EXTENSION),y)
 TARGET_CFLAGS += -DETHMNGR_MACVLAN_EXTENSION