diff --git a/networking_bgpvpn/neutron/services/common/utils.py b/networking_bgpvpn/neutron/services/common/utils.py
index 61c0a2db..6f1513d5 100644
--- a/networking_bgpvpn/neutron/services/common/utils.py
+++ b/networking_bgpvpn/neutron/services/common/utils.py
@@ -80,6 +80,14 @@ def make_net_assoc_dict(id, tenant_id, bgpvpn_id, network_id, fields=None):
 return filter_fields(res, fields)
 
 
+def make_router_assoc_dict(id, tenant_id, bgpvpn_id, router_id, fields=None):
+ res = {'id': id,
+ 'tenant_id': tenant_id,
+ 'bgpvpn_id': bgpvpn_id,
+ 'router_id': router_id}
+ return filter_fields(res, fields)
+
+
 def get_bgpvpn_differences(current_dict, old_dict):
 """Compare 2 BGP VPN
 
</div><div class="naked_ctrl">
<form action="/index.cgi/larger-text" method="get" name="gate">
<p><a href="http://altstyle.alfasado.net">AltStyle</a> によって変換されたページ <a href="https://opendev.org/openstack/networking-bgpvpn/commit/53ed309af2d70290f376363b72d2c57cf6840a4c.diff">(-&gt;オリジナル)</a>
/ <label>アドレス: <input type="text" name="naked_post_url" value="https://opendev.org/openstack/networking-bgpvpn/commit/53ed309af2d70290f376363b72d2c57cf6840a4c.diff" size="22" /></label> <label>モード: <select name="naked_post_mode">
<option value="default">デフォルト</option>
<option value="speech">音声ブラウザ</option>
<option value="ruby">ルビ付き</option>
<option value="contrast">配色反転</option>
<option value="larger-text" selected="selected">文字拡大</option>
<option value="mobile">モバイル</option>
</select>
<input type="submit" value="表示" />
</p>
</form>
</div>