diff --git a/board/total5200/config.mk b/board/total5200/config.mk
index 1a7a7cf..e7ac93d 100644
--- a/board/total5200/config.mk
+++ b/board/total5200/config.mk
@@ -31,7 +31,7 @@
 #	0x00100000   boot from RAM (for testing only)
 #
 
-sinclude $(TOPDIR)/board/$(BOARDDIR)/config.tmp
+sinclude $(OBJTREE)/board/$(BOARDDIR)/config.tmp
 
 ifndef TEXT_BASE
 ## Standard: boot high