diff --git a/app/build.gradle b/app/build.gradle
index 2724177b..cce0d539 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -24,8 +24,8 @@ android {
         targetSdkVersion target_sdk_version
         minSdkVersion min_sdk_version
 
-        versionCode 493
-        versionName "4.9.3"
+        versionCode 494
+        versionName "4.9.4"
         applicationId "jp.juggler.subwaytooter"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables.useSupportLibrary = true
@@ -168,10 +168,10 @@ dependencies {
     // Recyclerview
     implementation "androidx.recyclerview:recyclerview:1.2.1"
 
-    kapt 'androidx.annotation:annotation:1.3.0'
+    kapt 'androidx.annotation:annotation:1.4.0'
 
     // https://firebase.google.com/support/release-notes/android
-    implementation "com.google.firebase:firebase-messaging:23.0.5"
+    implementation "com.google.firebase:firebase-messaging:23.0.6"
 
     implementation "org.jetbrains.kotlin:kotlin-reflect"
     testImplementation "org.jetbrains.kotlin:kotlin-test"
@@ -228,7 +228,7 @@ dependencies {
 
     implementation 'com.astuetz:pagerslidingtabstrip:1.0.1'
 
-    implementation 'com.google.android.exoplayer:exoplayer:2.17.1'
+    implementation 'com.google.android.exoplayer:exoplayer:2.18.0'
     /*
     WARNING: [Processor] Library '…\exoplayer-ui-2.12.0.aar' contains references to both AndroidX and old support library. This seems like the library is partially migrated. Jetifier will try to rewrite the library anyway.
     Example of androidX reference: 'androidx/core/app/NotificationCompat$Builder'
diff --git a/build.gradle b/build.gradle
index 0cbd2677..a3fbe33c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,7 +7,7 @@ buildscript {
     ext.compile_sdk_version = 31
 
     ext.appcompat_version = "1.4.2"
-    ext.lifecycle_version = "2.4.1"
+    ext.lifecycle_version = "2.5.0"
     ext.arch_version = "2.1.0"
 
     ext.kotlin_version = '1.6.21'
@@ -30,6 +30,9 @@ buildscript {
 
     dependencies {
         classpath 'com.android.tools.build:gradle:7.2.1'
+
+        // room のバージョンの影響で google-services を上げられない場合がある
+        //noinspection GradleDependency
         classpath 'com.google.gms:google-services:4.3.10'
 
         //noinspection DifferentKotlinGradleVersion