diff --git a/framework/internal/render.py b/framework/internal/render.py
index bc37bb5..bce47bd 100644
--- a/framework/internal/render.py
+++ b/framework/internal/render.py
@@ -11,6 +11,7 @@
     'path_exists': lambda path: os.path.exists(path),
     'read_file': lambda path: open(path).read(),
     'oneline': lambda text: ''.join(text.splitlines()),
+    'list': lambda iter: list(iter),
 }
 
 def render(node_name: str, dry: bool = False) -> None:
diff --git a/templates/file-server/routers.json.j2 b/templates/file-server/routers.json.j2
index b2f6ed3..d49b5ba 100644
--- a/templates/file-server/routers.json.j2
+++ b/templates/file-server/routers.json.j2
@@ -1,13 +1,14 @@
 {
     {% for name, data in hostvars.items() %}
-    "{{ name }}": {
-        "name": "{{ data['site_name'] }}",
-        "ip_addresses": ["{{ data['host_ip'] }}"],
-        "host": "{{ data['ansible_host'] }}",
-        "prefix": "{{ data['default_prefix'] }}",
-        "shortname": "{{ name }}",
-        "position": {{ data['position'] }}
-    }
-    {%- if not loop.last -%},{% endif %}
+    {{ name | tojson }}: {{{
+        'shortname': name,
+        'name': data['site_name'],
+        'ip_addresses': [data['host_ip']],
+        'host': data['ansible_host'],
+        'prefix': data['default_prefix'],
+        'neighbors': list(neighbors.keys()),
+        'position': data['position'],
+    } | tojson }}
+    {% if not loop.last %},{% endif %}
     {% endfor %}
 }
\ No newline at end of file