diff --git a/android/app/build.gradle.kts b/android/app/build.gradle.kts
index 1a7a08f..eb4d4a1 100644
--- a/android/app/build.gradle.kts
+++ b/android/app/build.gradle.kts
@@ -20,8 +20,8 @@ android {
         applicationId = "com.ohdodok.catchytape"
         minSdk = 26
         targetSdk = 33
-        versionCode = 3
-        versionName = "0.3.0"
+        versionCode = 4
+        versionName = "0.3.1"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
     }
diff --git a/android/app/src/main/java/com/ohdodok/catchytape/MainActivity.kt b/android/app/src/main/java/com/ohdodok/catchytape/MainActivity.kt
index 89d1968..a800c68 100644
--- a/android/app/src/main/java/com/ohdodok/catchytape/MainActivity.kt
+++ b/android/app/src/main/java/com/ohdodok/catchytape/MainActivity.kt
@@ -80,6 +80,11 @@ class MainActivity : AppCompatActivity() {
         connectToMediaSession()
     }
 
+    override fun onStop() {
+        player.pause()
+        super.onStop()
+    }
+
     private fun connectToMediaSession() {
         val sessionToken = SessionToken(this, ComponentName(this, PlaybackService::class.java))
         MediaController.Builder(this, sessionToken).buildAsync()