diff --git a/include/configs/kilauea.h b/include/configs/kilauea.h
index 57cc90a6de75bf0fc4aad95a18b8670401aa8bc7..c7c42a4cdf635d88508249cd4c3f620d1d1bd0f0 100644
--- a/include/configs/kilauea.h
+++ b/include/configs/kilauea.h
@@ -292,6 +292,7 @@
 #define CONFIG_BOOTP_BOOTPATH
 #define CONFIG_BOOTP_GATEWAY
 #define CONFIG_BOOTP_HOSTNAME
+#define CONFIG_BOOTP_SUBNETMASK
 
 /*
  * Command line configuration.