diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..6a2c405
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,7 @@
+all: build
+
+build:
+	@go build ./cmd/example-api-authz-go/...
+
+update-opa:
+	@./revendor_opa.sh $(TAG)
\ No newline at end of file