diff --git a/server/managers/PlaybackSessionManager.js b/server/managers/PlaybackSessionManager.js
index 2dc81c41..faa941ca 100644
--- a/server/managers/PlaybackSessionManager.js
+++ b/server/managers/PlaybackSessionManager.js
@@ -82,7 +82,7 @@ class PlaybackSessionManager {
 
     const userProgress = user.getMediaProgress(libraryItem.id, episodeId)
     var userStartTime = 0
-    if (userProgress) userStartTime = userProgress.currentTime || 0
+    if (userProgress) userStartTime = Number.parseFloat(userProgress.currentTime) || 0
     const newPlaybackSession = new PlaybackSession()
     newPlaybackSession.setData(libraryItem, user, mediaPlayer, episodeId)
 
diff --git a/server/objects/PlaybackSession.js b/server/objects/PlaybackSession.js
index 6b90088b..59e66b46 100644
--- a/server/objects/PlaybackSession.js
+++ b/server/objects/PlaybackSession.js
@@ -158,7 +158,7 @@ class PlaybackSession {
       this.dayOfWeek = date.format(new Date(), 'dddd')
     }
 
-    this.timeListening += timeListened
+    this.timeListening += Number.parseFloat(timeListened)
     this.updatedAt = Date.now()
   }