diff --git a/BizHawk.Client.Common/movie/MovieImport.cs b/BizHawk.Client.Common/movie/MovieImport.cs
index bbb2e76093..d14f566960 100644
--- a/BizHawk.Client.Common/movie/MovieImport.cs
+++ b/BizHawk.Client.Common/movie/MovieImport.cs
@@ -929,7 +929,7 @@ namespace BizHawk.Client.Common
 				fs.Close();
 				return null;
 			}
-			m.Header[HeaderKeys.PLATFORM] = "GEN";
+			m.Header[HeaderKeys.PLATFORM] = "Genesis";
 			// 00F ASCII-encoded GMV file format version. The most recent is 'A'. (?)
 			string version = r.ReadStringFixedAscii(1);
 			m.Comments.Add(MOVIEORIGIN + " .GMV version " + version);