diff --git a/board/common/common.mk b/board/common/common.mk
index 4fa482bb..7beecade 100644
--- a/board/common/common.mk
+++ b/board/common/common.mk
@@ -1,4 +1,4 @@
-ifeq ($(SIGN_ENABLED),y)
+ifeq ($(TRUSTED_KEYS),y)
 include $(BR2_EXTERNAL_INFIX_PATH)/board/common/uboot/uboot.mk
 
 TRUSTED_KEYS=$(TRUSTED_KEYS_DEVELOPMENT_PATH) $(TRUSTED_KEYS_EXTRA_PATH)