diff --git a/src/main/helm/templates/deployment.yaml b/src/main/helm/templates/deployment.yaml
index 61a5ff5f6413cca9a79b74350c20a92ae353de63..c8c59e7d0d4b17eceaa434ca8d523e08db454db0 100644
--- a/src/main/helm/templates/deployment.yaml
+++ b/src/main/helm/templates/deployment.yaml
@@ -21,6 +21,15 @@
 # Die sprachspezifischen Genehmigungen und Beschränkungen
 # unter der Lizenz sind dem Lizenztext zu entnehmen.
 #
+
+apiVersion: cert-manager.io/v1
+kind: Issuer
+metadata:
+  name: user-manager-issuer
+  namespace: {{ include "app.namespace" . }}
+spec:
+  selfSigned: {}
+---
 apiVersion: cert-manager.io/v1
 kind: Issuer
 metadata:
@@ -28,15 +37,15 @@ metadata:
   namespace: {{ include "app.namespace" . }}
 spec:
   ca:
-    secretName: user-manager-tls
+    secretName: user-manager-ca-cert
 ---
 apiVersion: cert-manager.io/v1
 kind: Certificate
 metadata:
-  name: user-manager-ca-cert
+  name: user-manager-tls-certificate
   namespace: {{ include "app.namespace" . }}
 spec:
-  secretName: user-manager-tls
+  secretName: user-manager-tls-cert
   issuerRef:
     name: user-manager-ca-issuer
     kind: Issuer
@@ -158,18 +167,18 @@ spec:
         terminationMessagePolicy: File
         tty: true
         volumeMounts:
-          - name: user-manager-tls
-            mountPath: "/user-manager-tls/tls.crt"
+          - name: user-manager-tls-certificate
+            mountPath: "/user-manager-tls-certificate/tls.crt"
             subPath: tls.crt
             readOnly: true
-          - name: user-manager-tls
-            mountPath: "/user-manager-tls/tls.key"
+          - name: user-manager-tls-certificate
+            mountPath: "/user-manager-tls-certificate/tls.key"
             subPath: tls.key
             readOnly: true
       volumes:
-         - name: user-manager-tls
+         - name: user-manager-tls-certificate
            secret:
-              secretName: user-manager-tls
+              secretName: user-manager-tls-certificate
       dnsConfig: {}
       dnsPolicy: ClusterFirst
       imagePullSecrets: