diff --git a/ArcFormats/Artemis/ArcPFS.cs b/ArcFormats/Artemis/ArcPFS.cs
index 86b7a750..e1b5d0c1 100644
--- a/ArcFormats/Artemis/ArcPFS.cs
+++ b/ArcFormats/Artemis/ArcPFS.cs
@@ -43,6 +43,7 @@ namespace GameRes.Formats.Artemis
         public PfsOpener ()
         {
             Extensions = new string[] { "pfs", "000", "001", "002", "003", "004", "005" };
+            ContainedFormats = new string[] { "PNG", "JPEG", "IPT", "OGG", "TXT", "SCR" };
             Settings = new[] { PfsEncoding };
         }