diff --git a/Makefile b/Makefile
index 19e08e821c..46907e307f 100644
--- a/Makefile
+++ b/Makefile
@@ -24,6 +24,7 @@ export COMPRESSED_UBOOT=0
 export FLASH_SIZE=16
 export NEW_DDR_TAP_CAL=1
 export CONFIG_HORNET_XTAL=40
+export CONFIG_HORNET_1_1_WAR=1
 export CARABOOT_RELEASE=v2.1-dev
 
 IMAGEPATH=$(BUILD_TOPDIR)/bin