diff --git a/Mastodon/Scene/Share/ViewModel/VideoPlayerViewModel.swift b/Mastodon/Scene/Share/ViewModel/VideoPlayerViewModel.swift
index 3fa24148..d34e73eb 100644
--- a/Mastodon/Scene/Share/ViewModel/VideoPlayerViewModel.swift
+++ b/Mastodon/Scene/Share/ViewModel/VideoPlayerViewModel.swift
@@ -14,7 +14,7 @@ import UIKit
 final class VideoPlayerViewModel {
     var disposeBag = Set<AnyCancellable>()
 
-    static let appWillPlayVideoNotification = NSNotification.Name(rawValue: "org.joinmastodon.Mastodon.VideoPlayerViewModel.appWillPlayVideo")
+    static let appWillPlayVideoNotification = NSNotification.Name(rawValue: "org.joinmastodon.Mastodon.video-playback-service.appWillPlayVideo")
     // input
     let previewImageURL: URL?
     let videoURL: URL
diff --git a/Mastodon/Service/AudioPlaybackService.swift b/Mastodon/Service/AudioPlaybackService.swift
index 314f3964..34ceb3bb 100644
--- a/Mastodon/Service/AudioPlaybackService.swift
+++ b/Mastodon/Service/AudioPlaybackService.swift
@@ -14,7 +14,7 @@ import os.log
 
 final class AudioPlaybackService: NSObject {
     
-    static let appWillPlayAudioNotification = NSNotification.Name(rawValue: "org.joinmastodon.Mastodon.AudioPlayer.appWillPlayAudio")
+    static let appWillPlayAudioNotification = NSNotification.Name(rawValue: "org.joinmastodon.Mastodon.audio-playback-service.appWillPlayAudio")
     
     var disposeBag = Set<AnyCancellable>()