diff --git a/Makefile b/Makefile
index ba608d6..c5e1513 100644
--- a/Makefile
+++ b/Makefile
@@ -25,7 +25,7 @@ kustomize: ## Download kustomize locally if necessary.
 
 ENVTEST = $(shell pwd)/bin/setup-envtest
 envtest: ## Download envtest-setup locally if necessary.
-	$(call go-get-tool,$(ENVTEST),sigs.k8s.io/controller-runtime/tools/setup-envtest@latest)
+	$(call go-get-tool,$(ENVTEST),sigs.k8s.io/controller-runtime/tools/setup-envtest@395cfc7486e652d19fe1b544a436f9852ba26e4f)
 
 install: manifests kustomize ## Install CRDs into the K8s cluster specified in ~/.kube/config.
 	$(KUSTOMIZE) build config/crd | kubectl apply -f -