diff --git a/03_day/Makefile b/03_day/Makefile
index da19e27..e3e47be 100644
--- a/03_day/Makefile
+++ b/03_day/Makefile
@@ -13,15 +13,15 @@ default :
 
 # 镜像文件生成
 
-ipl.bin : ipl.nas Makefile
-	$(NASK) ipl.nas ipl.bin ipl.lst
+ipl10.bin : ipl10.nas Makefile
+	$(NASK) ipl10.nas ipl10.bin ipl10.lst
 
 haribote.sys : haribote.nas Makefile
 	$(NASK) haribote.nas haribote.sys haribote.lst
 
-haribote.img : ipl.bin haribote.sys Makefile
+haribote.img : ipl10.bin haribote.sys Makefile
 	$(EDIMG)   imgin:../z_tools/fdimg0at.tek \
-		wbinimg src:ipl.bin len:512 from:0 to:0 \
+		wbinimg src:ipl10.bin len:512 from:0 to:0 \
 		copy from:haribote.sys to:@: \
 		imgout:haribote.img
 
@@ -40,8 +40,8 @@ install :
 	$(IMGTOL) w a: haribote.img
 
 clean :
-	-$(DEL) ipl.bin
-	-$(DEL) ipl.lst
+	-$(DEL) ipl10.bin
+	-$(DEL) ipl10.lst
 	-$(DEL) haribote.sys
 	-$(DEL) haribote.lst
 
diff --git a/03_day/ipl.nas b/03_day/ipl10.nas
similarity index 100%
rename from 03_day/ipl.nas
rename to 03_day/ipl10.nas