-$(ALGO_NAME)_OBJ := md5.o
-$(ALGO_NAME)_TEST_BIN := main-md5-test.o hfal_md5.o $(CLI_STD) $(HFAL_STD)
+$(ALGO_NAME)_DIR := md5/
+$(ALGO_NAME)_INCDIR := hfal/
+$(ALGO_NAME)_OBJ := md5.o md5_sbox.o
+$(ALGO_NAME)_TESTBIN := main-md5-test.o hfal_md5.o $(CLI_STD) $(HFAL_STD)