diff --git a/.gitignore b/.gitignore
index 0a764a4..7a7d633 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1 @@
-env
+env.txt
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..a1bd601
--- /dev/null
+++ b/README.md
@@ -0,0 +1,11 @@
+# pvc-reaper
+
+The PersistentVolumeClaim Reaper cleans up `PersistentVolumes` created by Tekton Pipelines that are stuck in the `terminating` state.
+
+# Build and run
+
+```
+echo KO_DOCKER_REPO='gcr.io/my-gcloud-project-name' >env.txt
+
+./build.sh
+```
diff --git a/build.sh b/build.sh
index 342b0cc..eab5770 100755
--- a/build.sh
+++ b/build.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 
-source env
+source env.txt
+kubectl -n pvc-reaper delete deploy pvc-reaper
 ko apply -f config/
 sleep 5
-kubectl -n pvc-reaper logs -f $(kubectl -n pvc-reaper get pod -ojsonpath='{.items[*].metadata.name}')
+kubectl -n pvc-reaper logs -f $(kubectl -n pvc-reaper get pod -ojsonpath='{.items[0].metadata.name}')
diff --git a/config/00-namespace.yaml b/config/00-namespace.yaml
index 06ec20a..2e94744 100644
--- a/config/00-namespace.yaml
+++ b/config/00-namespace.yaml
@@ -1,3 +1,4 @@
+---
 apiVersion: v1
 kind: Namespace
 metadata:
diff --git a/config/01-podsecuritypolicy.yaml b/config/01-podsecuritypolicy.yaml
index 26f287f..b25db9e 100644
--- a/config/01-podsecuritypolicy.yaml
+++ b/config/01-podsecuritypolicy.yaml
@@ -1,3 +1,4 @@
+---
 apiVersion: policy/v1beta1
 kind: PodSecurityPolicy
 metadata:
diff --git a/config/02-sa.yaml b/config/02-sa.yaml
index 9d1ccae..e27a230 100644
--- a/config/02-sa.yaml
+++ b/config/02-sa.yaml
@@ -1,3 +1,4 @@
+---
 apiVersion: v1
 kind: ServiceAccount
 metadata:
@@ -10,12 +11,9 @@ metadata:
   name: pvc-reaper
   namespace: pvc-reaper
 rules:
-- apiGroups: [""]
-  resources: ["secrets"]
-  verbs: ["get"]
 - apiGroups: [""]
   resources: ["persistentvolumes", "persistentvolumeclaims"]
-  verbs: ["get", "list", "watch", "update", "patch", "delete"]
+  verbs: ["get", "list", "watch", "patch"]
 - apiGroups: ["policy"]
   resources: ["podsecuritypolicies"]
   resourceNames: ["pvc-reaper"]
diff --git a/config/deployment.yaml b/config/deployment.yaml
index d8d4618..b0794dd 100644
--- a/config/deployment.yaml
+++ b/config/deployment.yaml
@@ -1,3 +1,4 @@
+---
 apiVersion: apps/v1
 kind: Deployment
 metadata:
diff --git a/main.go b/main.go
index 6f8d6a5..e288292 100644
--- a/main.go
+++ b/main.go
@@ -1,3 +1,5 @@
+// Copyright (C) 2019 Marius Schellenberger
+
 package main
 
 import (