diff --git a/app/Album.php b/app/Album.php
index f1c8c11d..6e69d40a 100644
--- a/app/Album.php
+++ b/app/Album.php
@@ -165,7 +165,7 @@ class Album extends Model
             'track_count' => (int)$album->track_count,
             'title' => $album->title,
             'slug' => $album->slug,
-            'created_at' => $album->created_at,
+            'created_at' => $album->created_at->format('c'),
             'stats' => [
                 'views' => (int)$album->view_count,
                 'downloads' => (int)$album->download_count,
diff --git a/app/Playlist.php b/app/Playlist.php
index 042249e2..c2878c9b 100644
--- a/app/Playlist.php
+++ b/app/Playlist.php
@@ -122,7 +122,7 @@ class Playlist extends Model
             'track_count' => $playlist->track_count,
             'title' => $playlist->title,
             'slug' => $playlist->slug,
-            'created_at' => $playlist->created_at,
+            'created_at' => $playlist->created_at->format('c'),
             'is_public' => (bool)$playlist->is_public,
             'stats' => [
                 'views' => (int)$playlist->view_count,
diff --git a/app/Track.php b/app/Track.php
index 57e43298..984b576b 100644
--- a/app/Track.php
+++ b/app/Track.php
@@ -369,8 +369,8 @@ class Track extends Model
             'is_explicit' => $track->is_explicit,
             'is_downloadable' => $track->is_downloadable,
             'is_published' => $track->isPublished(),
-            'created_at' => $track->created_at,
-            'published_at' => $track->published_at,
+            'created_at' => $track->created_at->format('c'),
+            'published_at' => $track->published_at->format('c'),
             'duration' => $track->duration,
             'genre_id' => $track->genre_id,
             'track_type_id' => $track->track_type_id,