diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..12a5861
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,8 @@
+go
+*.d
+*.o
+*.swp
+*.swo
+zforth
+zforth.save
+.zforth.hist
diff --git a/Makefile b/Makefile
index fb7c2a0..e54da63 100644
--- a/Makefile
+++ b/Makefile
@@ -16,8 +16,8 @@ LDFLAGS += -lreadline -lm
 $(BIN): $(OBJS)
 	$(CC) $(LDFLAGS) -o $@ $(OBJS)
 
-%.o: %.c Makefile zforth.h
-	$(CC) $(CFLAGS) -MMD -c $<
+%.o: %.c Makefile src/zforth.h
+	$(CC) $(CFLAGS) -MMD -c $< -o $@
 
 clean:
 	rm -f $(BIN) $(OBJS) $(DEPS)