diff --git a/Makefile b/Makefile
index d4ffe12e..668f9b7c 100644
--- a/Makefile
+++ b/Makefile
@@ -403,7 +403,7 @@ run-with-webhook: manifests generate fmt vet ## Run a controller from your host.
 	/bin/bash hack/run_with_local_webhook.sh
 
 CRD_SCHEMA_CHECKER_VERSION ?= release-4.16
-BRANCH=main
+BRANCH ?= main
 
 PHONY: crd-schema-check
 crd-schema-check: manifests