diff --git a/meta-ieisystem/meta-nf5280m7/conf/machine/nf5280m7.conf b/meta-ieisystem/meta-nf5280m7/conf/machine/nf5280m7.conf
index 5a47f0e..ea06862 100644
--- a/meta-ieisystem/meta-nf5280m7/conf/machine/nf5280m7.conf
+++ b/meta-ieisystem/meta-nf5280m7/conf/machine/nf5280m7.conf
@@ -15,3 +15,5 @@
 FLASH_SIZE = "65536"
 
 SOCSEC_SIGN_ENABLE = "0"
+
+require conf/machine/include/ieisystem.inc