diff --git a/README.md b/README.md
index 34b99f7..1bdb603 100644
--- a/README.md
+++ b/README.md
@@ -5,5 +5,5 @@ A thin shim-wrapper around the official [Google Kaniko](https://cloud.google.com
 ## Test that it can build itself
 
 ```bash
-docker run -it --rm -w /src -v $PWD:/src -e DOCKER_USERNAME=${DOCKER_USERNAME} -e DOCKER_PASSWORD=${DOCKER_PASSWORD} -e PLUGIN_REPO=banzaicloud/kaniko-plugin -e PLUGIN_TAG=test -e PLUGIN_DOCKERFILE=Dockerfile.test banzaicloud/kaniko-plugin
+docker run -it --rm -w /src -v $PWD:/src -e DOCKER_USERNAME=${DOCKER_USERNAME} -e DOCKER_PASSWORD=${DOCKER_PASSWORD} -e PLUGIN_REPO=banzaicloud/kaniko-plugin -e PLUGIN_TAGS=test -e PLUGIN_DOCKERFILE=Dockerfile.test banzaicloud/kaniko-plugin
 ```