diff --git a/src/N_m3u8DL-RE/Util/MediainfoUtil.cs b/src/N_m3u8DL-RE/Util/MediainfoUtil.cs
index 9e645ee..e0e08f8 100644
--- a/src/N_m3u8DL-RE/Util/MediainfoUtil.cs
+++ b/src/N_m3u8DL-RE/Util/MediainfoUtil.cs
@@ -12,7 +12,7 @@ namespace N_m3u8DL_RE.Util
 {
     internal partial class MediainfoUtil
     {
-        [GeneratedRegex(" Stream #.*")]
+        [GeneratedRegex("  Stream #.*")]
         private static partial Regex TextRegex();
         [GeneratedRegex("#0:\\d(\\[0x\\w+?\\])")]
         private static partial Regex IdRegex();