diff --git a/core/config.mk b/core/config.mk
index e008a64..a2aa3da 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -143,8 +143,8 @@
 board_config_mk := \
 	$(strip $(wildcard \
 		$(SRC_TARGET_DIR)/board/$(TARGET_DEVICE)/BoardConfig.mk \
-		device/*/$(TARGET_DEVICE)/BoardConfig.mk \
-		vendor/*/$(TARGET_DEVICE)/BoardConfig.mk \
+		$(shell test -d device && find device -maxdepth 4 -path '*/$(TARGET_DEVICE)/BoardConfig.mk') \
+		$(shell test -d vendor && find vendor -maxdepth 4 -path '*/$(TARGET_DEVICE)/BoardConfig.mk') \
 	))
 ifeq ($(board_config_mk),)
   $(error No config file found for TARGET_DEVICE $(TARGET_DEVICE))