diff --git a/Makefile b/Makefile
index 614c7b17..4fcc3f60 100644
--- a/Makefile
+++ b/Makefile
@@ -10,9 +10,13 @@ override CFLAGS += -DBUILD_DIR='"$(shell pwd)"'
 
 $(OBJS) utiltest.o main.o: 8cc.h keyword.inc
 
-utiltest: 8cc.h utiltest.o $(OBJS)
+utiltest: utiltest.o $(OBJS)
 	cc -o $@ utiltest.o $(OBJS) $(LDFLAGS)
 
+$(filter %.o,$(OBJS)): %.o: %.c
+utiltest.o: utiltest.c
+main.o: main.c
+
 test/%.o: test/%.c $(ECC)
 	$(ECC) -w -o $@ -c $<