diff --git a/controllers/nginx/Makefile b/controllers/nginx/Makefile
index 3293c1be9..5f5f6fbba 100644
--- a/controllers/nginx/Makefile
+++ b/controllers/nginx/Makefile
@@ -54,7 +54,9 @@ endif
 #        QEMUARCH=s390x
 #endif
 
-TEMP_DIR := $(shell mktemp -d)
+ifndef TEMP_DIR
+  TEMP_DIR := $(shell mktemp -d)
+endif
 
 DOCKERFILE := $(TEMP_DIR)/rootfs/Dockerfile
 
diff --git a/controllers/nginx/README.md b/controllers/nginx/README.md
index 8eb52a696..c8069966c 100644
--- a/controllers/nginx/README.md
+++ b/controllers/nginx/README.md
@@ -102,9 +102,10 @@ Usage of :
 Before deploying the controller to production you might want to run it outside the cluster and observe it.
 
 ```console
-$ make build
+$ tmpdir=$(mktemp -d)
+$ TEMP_DIR=${tmpdir} make build
 $ mkdir /etc/nginx-ssl
-$ ./rootfs/nginx-ingress-controller --running-in-cluster=false --default-backend-service=kube-system/default-http-backend
+$ ${tmpdir}/rootfs/nginx-ingress-controller --running-in-cluster=false --default-backend-service=kube-system/default-http-backend
 ```
 
 ## Deployment
@@ -115,7 +116,6 @@ $ kubectl create -f examples/default-backend.yaml
 ```
 
 Follow the [example-deployment](../../examples/deployment/nginx/README.md) steps to deploy nginx-ingress-controller in Kubernetes cluster (you may prefer other type of workloads, like Daemonset, in production environment).
-Loadbalancers are created via a ReplicationController or Daemonset:
 
 
 ## HTTP