diff --git a/board/gth2/Makefile b/board/gth2/Makefile
index 8ef3a51..ed6a4a0 100644
--- a/board/gth2/Makefile
+++ b/board/gth2/Makefile
@@ -1,5 +1,5 @@
 #
-# (C) Copyright 2005
+# (C) Copyright 2005-2006
 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 #
 # See file CREDITS for list of people who contributed to this
@@ -23,19 +23,23 @@
 
 include $(TOPDIR)/config.mk
 
-LIB	= lib$(BOARD).a
+LIB	= $(obj)lib$(BOARD).a
 
-OBJS	= $(BOARD).o flash.o ee_access.o
+COBJS	= $(BOARD).o flash.o ee_access.o
 SOBJS	= lowlevel_init.o
 
-$(LIB):	.depend $(OBJS) $(SOBJS)
+SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS))
+SOBJS	:= $(addprefix $(obj),$(SOBJS))
+
+$(LIB):	$(obj).depend $(OBJS) $(SOBJS)
 	$(AR) crv $@ $(OBJS) $(SOBJS)
 
 #########################################################################
 
-.depend:	Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
-		$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
 
-sinclude .depend
+sinclude $(obj).depend
 
 #########################################################################