diff --git a/Makefile b/Makefile
index 65d95bc..efdc23d 100644
--- a/Makefile
+++ b/Makefile
@@ -360,7 +360,7 @@ 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
 	INSTALL_DIR=$(LOCALBIN) CRD_SCHEMA_CHECKER_VERSION=$(CRD_SCHEMA_CHECKER_VERSION) hack/build-crd-schema-checker.sh