AndroidAPS/wear/src/main/AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android" package="info.nightscout.androidaps" >

    <uses-feature android:name="android.hardware.type.watch" />
    <uses-permission android:name="com.google.android.permission.PROVIDE_BACKGROUND" />
    <uses-permission android:name="android.permission.WAKE_LOCK" />

    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_icon"
        android:label="@string/app_name"
        android:theme="@android:style/Theme.DeviceDefault" >
        <meta-data
                android:name="com.google.android.gms.version"
                android:value="@integer/google_play_services_version" />

        <service
            android:name="info.nightscout.androidaps.BIGChart"
            android:allowEmbedded="true"
            android:label="@string/label_xdrip_big_chart"
            android:permission="android.permission.BIND_WALLPAPER">
            <meta-data android:name="android.service.wallpaper"
                android:resource="@xml/watch_face"/>
            <meta-data android:name="com.google.android.wearable.watchface.preview" android:resource="@drawable/watchface_bigchart" />
            <intent-filter>
                <action android:name="android.service.wallpaper.WallpaperService" />
                <category android:name="com.google.android.wearable.watchface.category.WATCH_FACE" />
            </intent-filter>
        </service>

        <service
            android:name="info.nightscout.androidaps.Home"
            android:allowEmbedded="true"
            android:label="@string/label_xdrip"
            android:permission="android.permission.BIND_WALLPAPER">
            <meta-data android:name="android.service.wallpaper"
                       android:resource="@xml/watch_face"/>
            <meta-data android:name="com.google.android.wearable.watchface.preview" android:resource="@drawable/watchface_graph" />
            <intent-filter>
                <action android:name="android.service.wallpaper.WallpaperService" />
                <category android:name="com.google.android.wearable.watchface.category.WATCH_FACE" />
            </intent-filter>
        </service>

        <service
            android:name="info.nightscout.androidaps.LargeHome"
            android:allowEmbedded="true"
            android:label="@string/label_xdrip_large"
            android:permission="android.permission.BIND_WALLPAPER">
            <meta-data android:name="android.service.wallpaper"
                       android:resource="@xml/watch_face"/>
            <meta-data android:name="com.google.android.wearable.watchface.preview" android:resource="@drawable/watchface_dark" />
            <intent-filter>
                <action android:name="android.service.wallpaper.WallpaperService" />
                <category android:name="com.google.android.wearable.watchface.category.WATCH_FACE" />
            </intent-filter>
        </service>

        <service
            android:name="info.nightscout.androidaps.CircleWatchface"
            android:allowEmbedded="true"
            android:label="@string/label_xdrip_circle"
            android:permission="android.permission.BIND_WALLPAPER">
            <meta-data android:name="android.service.wallpaper"
                android:resource="@xml/watch_face"/>
            <meta-data android:name="com.google.android.wearable.watchface.preview" android:resource="@drawable/watchface_circle" />
            <intent-filter>
                <action android:name="android.service.wallpaper.WallpaperService" />
                <category android:name="com.google.android.wearable.watchface.category.WATCH_FACE" />
            </intent-filter>
        </service>


        <service android:name="info.nightscout.androidaps.ListenerService">
            <intent-filter>
                <action android:name="com.google.android.gms.wearable.BIND_LISTENER" />
            </intent-filter>
        </service>
        <activity
            android:name="info.nightscout.androidaps.NWPreferences"
            android:label="@string/label_xdrip_activity" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>

    </application>

</manifest>