diff --git a/chart/jenkins-operator/crds/jenkinsimage-crd.yaml b/chart/jenkins-operator/crds/jenkinsimage-crd.yaml
new file mode 100644
index 00000000..127530a4
--- /dev/null
+++ b/chart/jenkins-operator/crds/jenkinsimage-crd.yaml
@@ -0,0 +1,19 @@
+apiVersion: apiextensions.k8s.io/v1beta1
+kind: CustomResourceDefinition
+metadata:
+  name: jenkinsimages.jenkins.io
+spec:
+  group: jenkins.io
+  names:
+    kind: JenkinsImage
+    listKind: JenkinsImageList
+    plural: jenkinsimages
+    singular: jenkinsimage
+  scope: Namespaced
+  versions:
+    - name : v1alpha2
+      served: true
+      storage: true
+    - name : v1alpha1
+      served: true
+      storage: false
\ No newline at end of file
diff --git a/website/content/en/docs/Installation/_index.md b/website/content/en/docs/Installation/_index.md
index 91abb30a..9e457b83 100644
--- a/website/content/en/docs/Installation/_index.md
+++ b/website/content/en/docs/Installation/_index.md
@@ -65,6 +65,12 @@ $ helm repo add jenkins https://raw.githubusercontent.com/jenkinsci/kubernetes-o
 $ helm install <name> jenkins/jenkins-operator -n <your-namespace>
 ```
 
+In case you want to use released Chart **v0.4.1**, before installing/upgrading please install additional CRD into the cluster:
+
+```bash
+$ kubectl apply -f https://raw.githubusercontent.com/jenkinsci/kubernetes-operator/master/chart/jenkins-operator/crds/jenkinsimage-crd.yaml
+```
+
 To add custom labels and annotations, you can use `values.yaml` file or pass them into `helm install` command, e.g.:
 
 ```bash