diff --git a/README.md b/README.md
index 74876a7..b2df37a 100644
--- a/README.md
+++ b/README.md
@@ -87,7 +87,7 @@ FFMpeg.Join(@"..\joined_video.mp4",
 ``` csharp
 FFMpeg.SubVideo(inputPath, 
     outputPath,
-    TimeSpan.FromSeconds(0)
+    TimeSpan.FromSeconds(0),
     TimeSpan.FromSeconds(30)
 );
 ```