diff --git a/conf/machine/include/rk3588s.inc b/conf/machine/include/rk3588s.inc
index 878f7a8..b570d46 100644
--- a/conf/machine/include/rk3588s.inc
+++ b/conf/machine/include/rk3588s.inc
@@ -1,3 +1,5 @@
+SOC_FAMILY = "rk3588"
+
 MACHINEOVERRIDES =. "rk3588s:"
 DEFAULTTUNE ?= "cortexa76-cortexa55-crypto"