Update Makefile

Makefile

diff --git a/Makefile b/Makefile
index 99692b8..e50aede 100644
--- a/Makefile
+++ b/Makefile
@@ -27,7 +27,7 @@
 	CARAVEL_BRANCH := main
 else
 	CARAVEL_NAME := caravel
-	CARAVEL_REPO := https://github.com/efabless/caravel 
+	CARAVEL_REPO := https://github.com/efabless/caravel_openframe 
 	CARAVEL_BRANCH := master
 endif