diff --git a/google_api_availability_android/android/build.gradle b/google_api_availability_android/android/build.gradle
index 9df6455..86c6492 100644
--- a/google_api_availability_android/android/build.gradle
+++ b/google_api_availability_android/android/build.gradle
@@ -39,6 +39,6 @@ android {
 }
 
 dependencies {
- implementation 'com.google.android.gms:play-services-base:18.1.0'
+ implementation 'com.google.android.gms:play-services-base:18.2.0'
 implementation 'androidx.annotation:annotation:1.1.0'
 }
</div><div class="naked_ctrl">
<form action="/index.cgi/contrast" 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://patch-diff.githubusercontent.com/raw/Baseflow/flutter-google-api-availability/pull/44.diff">(-&gt;オリジナル)</a>
/ <label>アドレス: <input type="text" name="naked_post_url" value="https://patch-diff.githubusercontent.com/raw/Baseflow/flutter-google-api-availability/pull/44.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" selected="selected">配色反転</option>
<option value="larger-text">文字拡大</option>
<option value="mobile">モバイル</option>
</select>
<input type="submit" value="表示" />
</p>
</form>
</div>