diff --git a/app/src/main/java/com/example/cosmosclient/services/CosmosBackgroundService.java b/app/src/main/java/com/example/cosmosclient/services/CosmosBackgroundService.java
index 683e060..92d5bcc 100644
--- a/app/src/main/java/com/example/cosmosclient/services/CosmosBackgroundService.java
+++ b/app/src/main/java/com/example/cosmosclient/services/CosmosBackgroundService.java
@@ -274,9 +274,9 @@
         intent.putExtra("gId", UUID.randomUUID().toString());
         intent.putExtra("rId", "rid2");
         int randamCode = (int)(Math.random()*100000);
-        PendingIntent snoozePendingIntent = PendingIntent.getBroadcast(cosmosBackgroundService, randamCode, intent, PendingIntent.FLAG_UPDATE_CURRENT);
+        PendingIntent pendingIntent = PendingIntent.getBroadcast(cosmosBackgroundService, randamCode, intent, PendingIntent.FLAG_UPDATE_CURRENT);
 
-//        android.app.Notification.Action action = new android.app.Notification.Action(R.drawable.notification_icon, "ボタンだよ", snoozePendingIntent);
+//        android.app.Notification.Action action = new android.app.Notification.Action(R.drawable.notification_icon, "ボタンだよ", pendingIntent);
         android.app.Notification notification = new android.app.Notification.Builder(cosmosBackgroundService)
                 .setContentTitle("通知タイトル")
                 .setContentText("通知ないよう")
diff --git a/build.gradle b/build.gradle
index fb516be..02199bb 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,7 +7,7 @@
         
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.5.2'
+        classpath 'com.android.tools.build:gradle:3.4.1'
         
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 70579c4..7c22eb8 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Tue Nov 05 12:49:58 JST 2019
+#Thu May 23 16:30:34 JST 2019
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.1.1-all.zip