diff --git a/src/main/helm/README.md b/src/main/helm/README.md
index 06d30da3fd35dec702c4c204f85e504bbb8d3fb3..a5f2ffa71abef0d610826b5f699d01e93a530d58 100644
--- a/src/main/helm/README.md
+++ b/src/main/helm/README.md
@@ -1,24 +1,35 @@
 # Helm
+
 ## Linter
+
 `helm lint -f test-values.yaml`
+
 ## Unit-Tests
+
 Für Unit-Tests wird das helm [helm-unittest](https://github.com/quintush/helm-unittest) plugin benötigt. Die Unit-Tests liegen im Verzeichnis src/test/helm
 
 `helm unittest -f '../../test/helm/*.yaml' .`
+
 ## SyntaxCheck
+
 `helm template --debug -f test-values.yaml .`
 
 ## Package
+
 `helm package --version=[version] .`
 
 ## Versionierung
+
 Jenkins verwendet die Version aus der pom.xml
 
 ### Master Branch
+
 Im master Branch werden die ersten 7 Zeichen vom git commit hash an die Version gehangen.
 
 ### Release Branch
+
 Ist nur die Version aus der pom.xml
 
 ### Feature Branch
+
 In einem feature Branch wird der Branchname an die Version gehangen.
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diff --git a/src/main/helm/templates/ingress.yaml b/src/main/helm/templates/ingress.yaml
index aecae6e6c99432817bd82c858d21d0d17ad56213..f547009539b1be3098ded1597fe50a0eef479f6e 100644
--- a/src/main/helm/templates/ingress.yaml
+++ b/src/main/helm/templates/ingress.yaml
@@ -27,7 +27,11 @@ apiVersion: networking.k8s.io/v1
 kind: Ingress
 metadata:
   annotations:
+    {{- if (.Values.ingress).use_staging_cert }}
+    cert-manager.io/cluster-issuer: letsencrypt-staging
+    {{- else }}
     cert-manager.io/cluster-issuer: letsencrypt-prod
+    {{- end }}
   name: {{ include "app.name" . }}
   namespace: {{ include "app.namespace" . }}
 spec:
diff --git a/src/test/helm/ingress_test.yaml b/src/test/helm/ingress_test.yaml
index 0ec5a6754e954628adef91be0558eec7915d225b..348afd2ef6f371cff9aab565f552c519c2600cd1 100644
--- a/src/test/helm/ingress_test.yaml
+++ b/src/test/helm/ingress_test.yaml
@@ -79,3 +79,24 @@ tests:
       - equal:
           path: spec.tls[0].hosts[0]
           value: helm-fs.test.sh.ozg-cloud.de
+  - it: should use letsencrypt-prod cluster-issuer as default
+    asserts:
+      - equal:
+          path: metadata.annotations.[cert-manager.io/cluster-issuer]
+          value: letsencrypt-prod
+
+  - it: should use letsencrypt-staging cluster-issuer if use_staging_cert is true
+    set:
+      ingress.use_staging_cert: true
+    asserts:
+      - equal:
+          path: metadata.annotations.[cert-manager.io/cluster-issuer]
+          value: letsencrypt-staging
+
+  - it: should use letsencrypt-prod cluster-issuer if use_staging_cert is false
+    set:
+      ingress.use_staging_cert: false
+    asserts:
+      - equal:
+          path: metadata.annotations.[cert-manager.io/cluster-issuer]
+          value: letsencrypt-prod
\ No newline at end of file