diff --git a/.github/workflows/offline-package-nginx-ingress.yaml b/.github/workflows/offline-package-nginx-ingress.yaml
index 962e625..be7c260 100644
--- a/.github/workflows/offline-package-nginx-ingress.yaml
+++ b/.github/workflows/offline-package-nginx-ingress.yaml
@@ -114,12 +114,6 @@ jobs:
           set -euo pipefail
           helm pull nginx-stable/nginx-ingress --version="${CHART_VERSION}" --untar --untardir offline-installer/charts
 
-      - name: Copy installer script
-        run: |
-          set -euo pipefail
-          cp scripts/ingress-installer.sh offline-installer/scripts/
-          chmod +x offline-installer/scripts/ingress-installer.sh
-
       - name: Package offline installer
         run: |
           set -euo pipefail
diff --git a/scripts/ingress-installer.sh b/scripts/ingress-installer.sh
index 4b4bd04..e5131b1 100644
--- a/scripts/ingress-installer.sh
+++ b/scripts/ingress-installer.sh
@@ -116,11 +116,12 @@ generate_values() {
   tag="${NGINX_IC_IMAGE##*:}"
 
   cat > values.yaml <<EOF
-controller:
-  ingressClass: nginx
-  ingressClassResource:
-    enabled: true
-  replicaCount: 2
+  controller:
+    ingressClass:
+      name: nginx
+      create: true
+      setAsDefaultIngress: false
+    replicaCount: 2
   image:
     repository: ${repo}
     tag: "${tag}"