diff --git a/defaults/main.yml b/defaults/main.yml
index 41c9219..b35d10d 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -2,6 +2,13 @@
 ---
 # defaults file for ansible-role-fediprofile
 fediprofile_hostname: fediprofile.example.com
+fediprofile_mastodon_admin_user: changeme
+fediprofile_mastodon_domain: mastodon.social
+fediprofile_single_user_instance: false
+fediprofile_domains:
+  - localhost
+  - localhost:5099
+fediprofile_registration_open: false
 fediprofile_namespace: fediprofile
 fediprofile_pvc_size_data: 2Gi
 fediprofile_pvc_size_uploads: 2Gi
diff --git a/tasks/main.yml b/tasks/main.yml
index 1d55c16..e85e0e9 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -20,7 +20,7 @@
         name: config
         namespace: "{{ fediprofile_namespace }}"
       data:
-        fediprofile.yml: "{{ lookup('template', 'fediprofile.yml.j2') }}"
+        fediprofile.yml: "{{ lookup('template', 'appsettings.json.j2') }}"
 
 - name: pvc for data
   k8s:
diff --git a/templates/appsettings.json.j2 b/templates/appsettings.json.j2
new file mode 100644
index 0000000..c52c0f5
--- /dev/null
+++ b/templates/appsettings.json.j2
@@ -0,0 +1,22 @@
+{
+  "AdminAuthentication": {
+    "MastodonUser": "{{ fediprofile_mastodon_admin_user }}",
+    "MastodonDomain": "{{ fediprofile_mastodon_domain }}"
+  },
+  "Domains": {{ fediprofile_domains }},
+  "DomainConfig": {
+    "localhost": {
+      "SingleUserInstance": {{ fediprofile_single_user_instance }}
+    }
+  },
+  "SingleUserInstance": {{ fediprofile_single_user_instance }},
+  "RegistrationOpen": {{ fediprofile_registration_open }},
+  "InvitationCode": "",
+  "Authentication": {
+    "LinkedIn": {
+      "ClientId": "",
+      "ClientSecret": "",
+      "UseProfileBasicInfo": false
+    }
+  }
+}