diff --git a/MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs b/MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs
index 4d7a10f02..5be6ca545 100644
--- a/MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs
+++ b/MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs
@@ -759,7 +759,7 @@ namespace MediaBrowser.Api.Playback.Hls
 
             foreach (var length in segmentLengths)
             {
-                builder.AppendLine("#EXTINF:" + length.ToString("0.000000", UsCulture) + ",");
+                builder.AppendLine("#EXTINF:" + length.ToString("0.0000", UsCulture) + ",");
 
                 builder.AppendLine(string.Format("hlsdynamic/{0}/{1}{2}{3}",