diff --git a/devstack/plugin.sh b/devstack/plugin.sh
index b0eb9b52..200a82f9 100644
--- a/devstack/plugin.sh
+++ b/devstack/plugin.sh
@@ -30,7 +30,7 @@ elif [[ "1ドル" == "stack" && "2ドル" == "post-config" ]]; then
 inicomment $NETWORKING_BGPVPN_CONF service_providers service_provider
 iniadd $NETWORKING_BGPVPN_CONF service_providers service_provider $NETWORKING_BGPVPN_DRIVER
 fi
- if is_service_enabled q-agt -a [[ "$Q_AGENT" == "openvswitch" ]]; then
+ if is_service_enabled q-agt && is_service_enabled b-bgp && [[ "$Q_AGENT" == "openvswitch" ]]; then
 echo_summary "Configuring OVS agent for bagpipe"
 iniadd /$Q_PLUGIN_CONF_FILE agent extensions bagpipe_bgpvpn
 fi
</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/0169f686e9723e9604a40d87b0e87ff7cb256ff0.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/0169f686e9723e9604a40d87b0e87ff7cb256ff0.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>