diff --git a/src/bacnet/basic/object/netport.c b/src/bacnet/basic/object/netport.c
index 753acfea..23492659 100644
--- a/src/bacnet/basic/object/netport.c
+++ b/src/bacnet/basic/object/netport.c
@@ -3442,6 +3442,7 @@ bool Network_Port_Write_Property(BACNET_WRITE_PROPERTY_DATA *wp_data)
             break;
 #if (BBMD_CLIENT_ENABLED)
         case PROP_FD_BBMD_ADDRESS:
+#if defined(BACAPP_HOST_N_PORT)
             if (write_property_type_valid(
                     wp_data, &value, BACNET_APPLICATION_TAG_HOST_N_PORT)) {
                 status = Network_Port_FD_BBMD_Address_Write(
@@ -3451,6 +3452,10 @@ bool Network_Port_Write_Property(BACNET_WRITE_PROPERTY_DATA *wp_data)
                 wp_data->error_class = ERROR_CLASS_PROPERTY;
                 wp_data->error_code = ERROR_CODE_VALUE_OUT_OF_RANGE;
             }
+#else
+            wp_data->error_class = ERROR_CLASS_PROPERTY;
+            wp_data->error_code = ERROR_CODE_WRITE_ACCESS_DENIED;
+#endif
             break;
         case PROP_FD_SUBSCRIPTION_LIFETIME:
             if (write_property_type_valid(
diff --git a/zephyr/samples/profiles/b-ss/prj.conf b/zephyr/samples/profiles/b-ss/prj.conf
index 5a4093a7..feb334b6 100644
--- a/zephyr/samples/profiles/b-ss/prj.conf
+++ b/zephyr/samples/profiles/b-ss/prj.conf
@@ -26,6 +26,7 @@ CONFIG_BACNETSTACK_BACNET_BASIC=y
 # BACnet Library - options
 CONFIG_BACNET_MAX_CHARACTER_STRING_BYTES=128
 CONFIG_BACAPP_MINIMAL=y
+CONFIG_BACAPP_HOST_N_PORT=y
 CONFIG_BACNET_PROPERTY_ARRAY_LISTS=y
 # BACnet Library - objects
 CONFIG_BACNET_BASIC_OBJECT_NETWORK_PORT=y