diff --git a/Makefile b/Makefile
index 3316f1c..1145cd8 100644
--- a/Makefile
+++ b/Makefile
@@ -1,20 +1,20 @@
-SOURCE := $(shell pwd)/src/scripts
+SOURCE := $(shell pwd)/scripts
 
-.PHONY: all clear run debug config disass
+.PHONY: all clear run debug disass
 
-all: config
+all: metaverse_kernel
 	@make -C src all --no-print-directory
 
-clear: config
+clear: metaverse_kernel
 	@make -C src clear --no-print-directory
 
-run: config
+run: metaverse_kernel
 	@make -C test run --no-print-directory
 
-debug: config
+debug: metaverse_kernel
 	@make -C test debug --no-print-directory
 
-config:
+metaverse_kernel:
 	@if [ "${shell uname -s}" != "Linux" ]; then \
 		echo -e "\e[1;33mMetaverse\e[0m must build under \e[1;35mLinux\e[0m or itself."; \
 		exit -1; \
@@ -22,9 +22,28 @@ config:
 	@if [ -f "metaverse_kernel" ]; then \
 		echo; \
 	else \
-		touch metaverse_kernel; \
 		"${SOURCE}/depcheck"; \
+		if [ $$? != 0 ]; then \
+			exit $$?; \
+		fi; \
+		touch metaverse_kernel; \
+	fi
+	@if [ $$? != 0 ]; then \
+		exit -1; \
 	fi
 
 disass:
 	objdump -D src/metaverse.elf > kerndisass.txt
+
+install-grub:
+	@cp src/metaverse.elf /boot/
+	@if ! grep -q "Metaverse" /boot/grub/grub.cfg; then \
+		echo -e 'menuentry "Metaverse" {\n    set root=(hd0,gpt1)\n    multiboot2 /metaverse.elf\n}\n' >> \
+			/boot/grub/grub.cfg; \
+		echo -e 'Added Metaverse into grub entries.'; \
+	else \
+		echo -e 'Metaverse entry exists.'; \
+	fi
+
+remove-grub:
+	@-rm /boot/metaverse.elf