diff --git a/MediaBrowser.Controller/Library/TVUtils.cs b/MediaBrowser.Controller/Library/TVUtils.cs
index 0df48bdf48..046dd7698f 100644
--- a/MediaBrowser.Controller/Library/TVUtils.cs
+++ b/MediaBrowser.Controller/Library/TVUtils.cs
@@ -129,7 +129,7 @@ namespace MediaBrowser.Controller.Library
 
                 if (index != -1)
                 {
-                    return GetSeasonNumberFromPathSubstring(path.Substring(index + name.Length));
+                    return GetSeasonNumberFromPathSubstring(filename.Substring(index + name.Length));
                 }
             }