fix submodule

diff --git a/Makefile b/Makefile
index 26f4c10..391803d 100644
--- a/Makefile
+++ b/Makefile

@@ -55,7 +55,9 @@
 install:
 ifeq ($(SUBMODULE),1)
 	@echo "Installing $(CARAVEL_NAME) as a submodule.."
-	@git submodule add $(CARAVEL_REPO)
+	#git submodule add $(CARAVEL_REPO) $(CARAVEL_ROOT)
+	@git submodule init
+	@git submodule update
 	$(MAKE) simlink
 else
 	@echo "Installing $(CARAVEL_NAME).."