diff --git a/openair-cn/SGW-LITE/spgw_config.h b/openair-cn/SGW-LITE/spgw_config.h
index aec8e5aa0d..556d4ddaa3 100755
--- a/openair-cn/SGW-LITE/spgw_config.h
+++ b/openair-cn/SGW-LITE/spgw_config.h
@@ -58,6 +58,7 @@
 #define PGW_CONFIG_STRING_IP_ADDRESS_RANGE_DELIMITERS           " -<>"
 #define PGW_CONFIG_STRING_IPV6_PREFIX_DELIMITER                 " /"
 
+#define PGW_CONFIG_STRING_INTERFACE_DISABLED                    "none"
 
 #define IPV4_STR_ADDR_TO_INT_NWBO(AdDr_StR,NwBo,MeSsAgE ) do {\
             struct in_addr inp;\