diff --git a/core/src/plugins/kubernetes/nginx/nginx-helm-ephemeral.ts b/core/src/plugins/kubernetes/nginx/nginx-helm-ephemeral.ts
index 4a7bc90404..4cc7eb68b5 100644
--- a/core/src/plugins/kubernetes/nginx/nginx-helm-ephemeral.ts
+++ b/core/src/plugins/kubernetes/nginx/nginx-helm-ephemeral.ts
@@ -7,50 +7,48 @@
  */
 
 import type { SystemVars } from "../init.js"
-import type { NginxHelmValuesGetter } from "./nginx-helm.js"
+import type { NginxHelmValues } from "./nginx-helm.js"
 import { HelmGardenIngressController } from "./nginx-helm.js"
 
 export class EphemeralHelmGardenIngressController extends HelmGardenIngressController {
-  helmValuesGetter(): NginxHelmValuesGetter {
-    return (systemVars: SystemVars) => {
-      return {
-        name: "ingress-controller",
-        controller: {
-          kind: "Deployment",
-          updateStrategy: {
-            type: "RollingUpdate",
-            rollingUpdate: {
-              maxUnavailable: 1,
-            },
-          },
-          extraArgs: {
-            "default-backend-service": `${systemVars.namespace}/default-backend`,
-          },
-          minReadySeconds: 1,
-          tolerations: systemVars["system-tolerations"],
-          nodeSelector: systemVars["system-node-selector"],
-          admissionWebhooks: {
-            enabled: false,
-          },
-          ingressClassResource: {
-            name: "nginx",
-            enabled: true,
-            default: true,
-          },
-          replicaCount: 1,
-          service: {
-            annotations: {
-              "kubernetes.namespace.so/expose": "true",
-              "kubernetes.namespace.so/exposed-port-80": "wildcard",
-              "kubernetes.namespace.so/exposed-port-443": "wildcard",
-            },
-            type: "LoadBalancer",
+  override helmValuesGetter(systemVars: SystemVars): NginxHelmValues {
+    return {
+      name: "ingress-controller",
+      controller: {
+        kind: "Deployment",
+        updateStrategy: {
+          type: "RollingUpdate",
+          rollingUpdate: {
+            maxUnavailable: 1,
           },
         },
-        defaultBackend: {
+        extraArgs: {
+          "default-backend-service": `${systemVars.namespace}/default-backend`,
+        },
+        minReadySeconds: 1,
+        tolerations: systemVars["system-tolerations"],
+        nodeSelector: systemVars["system-node-selector"],
+        admissionWebhooks: {
           enabled: false,
         },
-      }
+        ingressClassResource: {
+          name: "nginx",
+          enabled: true,
+          default: true,
+        },
+        replicaCount: 1,
+        service: {
+          annotations: {
+            "kubernetes.namespace.so/expose": "true",
+            "kubernetes.namespace.so/exposed-port-80": "wildcard",
+            "kubernetes.namespace.so/exposed-port-443": "wildcard",
+          },
+          type: "LoadBalancer",
+        },
+      },
+      defaultBackend: {
+        enabled: false,
+      },
     }
   }
 }
diff --git a/core/src/plugins/kubernetes/nginx/nginx-helm-generic.ts b/core/src/plugins/kubernetes/nginx/nginx-helm-generic.ts
index 306403593c..3039612cfe 100644
--- a/core/src/plugins/kubernetes/nginx/nginx-helm-generic.ts
+++ b/core/src/plugins/kubernetes/nginx/nginx-helm-generic.ts
@@ -7,48 +7,46 @@
  */
 
 import type { SystemVars } from "../init.js"
-import type { NginxHelmValuesGetter } from "./nginx-helm.js"
+import type { NginxHelmValues } from "./nginx-helm.js"
 import { HelmGardenIngressController } from "./nginx-helm.js"
 
 export class GenericHelmGardenIngressController extends HelmGardenIngressController {
-  helmValuesGetter(): NginxHelmValuesGetter {
-    return (systemVars: SystemVars) => {
-      return {
-        name: "ingress-controller",
-        controller: {
-          kind: "DaemonSet",
-          updateStrategy: {
-            type: "RollingUpdate",
-            rollingUpdate: {
-              maxUnavailable: 1,
-            },
-          },
-          extraArgs: {
-            "default-backend-service": `${systemVars.namespace}/default-backend`,
-          },
-          minReadySeconds: 1,
-          tolerations: systemVars["system-tolerations"],
-          nodeSelector: systemVars["system-node-selector"],
-          admissionWebhooks: {
-            enabled: false,
-          },
-          ingressClassResource: {
-            name: "nginx",
-            enabled: true,
-            default: true,
-          },
-          hostPort: {
-            enabled: true,
-            ports: {
-              http: systemVars["ingress-http-port"],
-              https: systemVars["ingress-https-port"],
-            },
+  override helmValuesGetter(systemVars: SystemVars): NginxHelmValues {
+    return {
+      name: "ingress-controller",
+      controller: {
+        kind: "DaemonSet",
+        updateStrategy: {
+          type: "RollingUpdate",
+          rollingUpdate: {
+            maxUnavailable: 1,
           },
         },
-        defaultBackend: {
+        extraArgs: {
+          "default-backend-service": `${systemVars.namespace}/default-backend`,
+        },
+        minReadySeconds: 1,
+        tolerations: systemVars["system-tolerations"],
+        nodeSelector: systemVars["system-node-selector"],
+        admissionWebhooks: {
           enabled: false,
         },
-      }
+        ingressClassResource: {
+          name: "nginx",
+          enabled: true,
+          default: true,
+        },
+        hostPort: {
+          enabled: true,
+          ports: {
+            http: systemVars["ingress-http-port"],
+            https: systemVars["ingress-https-port"],
+          },
+        },
+      },
+      defaultBackend: {
+        enabled: false,
+      },
     }
   }
 }
diff --git a/core/src/plugins/kubernetes/nginx/nginx-helm-k3s.ts b/core/src/plugins/kubernetes/nginx/nginx-helm-k3s.ts
index 30753e8752..93642c5ea1 100644
--- a/core/src/plugins/kubernetes/nginx/nginx-helm-k3s.ts
+++ b/core/src/plugins/kubernetes/nginx/nginx-helm-k3s.ts
@@ -7,42 +7,40 @@
  */
 
 import type { SystemVars } from "../init.js"
-import type { NginxHelmValuesGetter } from "./nginx-helm.js"
+import type { NginxHelmValues } from "./nginx-helm.js"
 import { HelmGardenIngressController } from "./nginx-helm.js"
 
 export class K3sHelmGardenIngressController extends HelmGardenIngressController {
-  helmValuesGetter(): NginxHelmValuesGetter {
-    return (systemVars: SystemVars) => {
-      return {
-        name: "ingress-controller",
-        controller: {
-          kind: "Deployment",
-          updateStrategy: {
-            type: "RollingUpdate",
-            rollingUpdate: {
-              maxUnavailable: 1,
-            },
+  override helmValuesGetter(systemVars: SystemVars): NginxHelmValues {
+    return {
+      name: "ingress-controller",
+      controller: {
+        kind: "Deployment",
+        updateStrategy: {
+          type: "RollingUpdate",
+          rollingUpdate: {
+            maxUnavailable: 1,
           },
-          extraArgs: {
-            "default-backend-service": `${systemVars.namespace}/default-backend`,
-          },
-          minReadySeconds: 1,
-          tolerations: systemVars["system-tolerations"],
-          nodeSelector: systemVars["system-node-selector"],
-          admissionWebhooks: {
-            enabled: false,
-          },
-          ingressClassResource: {
-            name: "nginx",
-            enabled: true,
-            default: true,
-          },
-          replicaCount: 1,
         },
-        defaultBackend: {
+        extraArgs: {
+          "default-backend-service": `${systemVars.namespace}/default-backend`,
+        },
+        minReadySeconds: 1,
+        tolerations: systemVars["system-tolerations"],
+        nodeSelector: systemVars["system-node-selector"],
+        admissionWebhooks: {
           enabled: false,
         },
-      }
+        ingressClassResource: {
+          name: "nginx",
+          enabled: true,
+          default: true,
+        },
+        replicaCount: 1,
+      },
+      defaultBackend: {
+        enabled: false,
+      },
     }
   }
 }
diff --git a/core/src/plugins/kubernetes/nginx/nginx-helm.ts b/core/src/plugins/kubernetes/nginx/nginx-helm.ts
index 45f596965d..543dcd93af 100644
--- a/core/src/plugins/kubernetes/nginx/nginx-helm.ts
+++ b/core/src/plugins/kubernetes/nginx/nginx-helm.ts
@@ -41,7 +41,7 @@ export abstract class HelmGardenIngressController extends GardenIngressComponent
     const config = provider.config
     const namespace = config.gardenSystemNamespace
     const systemVars: SystemVars = getKubernetesSystemVariables(config)
-    const values = this.helmValuesGetter()(systemVars)
+    const values = this.helmValuesGetter(systemVars)
 
     const valueArgs: string[] = []
     for (const key in values) {
@@ -89,7 +89,7 @@ export abstract class HelmGardenIngressController extends GardenIngressComponent
     const config = provider.config
     const api = await KubeApi.factory(log, ctx, provider)
     const systemVars: SystemVars = getKubernetesSystemVariables(config)
-    const values = this.helmValuesGetter()(systemVars)
+    const values = this.helmValuesGetter(systemVars)
 
     const namespace = config.gardenSystemNamespace
     try {
@@ -142,10 +142,10 @@ export abstract class HelmGardenIngressController extends GardenIngressComponent
     await this.defaultBackend.uninstall(ctx, log)
   }
 
-  abstract helmValuesGetter(): NginxHelmValuesGetter
+  abstract helmValuesGetter(systemVars: SystemVars): NginxHelmValues
 }
 
-interface NginxHelmValues {
+export interface NginxHelmValues {
   name: string
   controller: {
     kind: string
@@ -180,8 +180,6 @@ interface NginxHelmValues {
   [key: string]: _HelmValue
 }
 
-export type NginxHelmValuesGetter = (systemVars: SystemVars) => NginxHelmValues
-
 function getNginxHelmMainResource(values: NginxHelmValues) {
   return {
     apiVersion: "apps/v1",