diff --git a/ArcFormats/Favorite/ImageHZC.cs b/ArcFormats/Favorite/ImageHZC.cs
index 5f004aa4..b549bc70 100644
--- a/ArcFormats/Favorite/ImageHZC.cs
+++ b/ArcFormats/Favorite/ImageHZC.cs
@@ -87,6 +87,7 @@ namespace GameRes.Formats.FVP
                     {
                         var decoder = VFS.OpenImage (entry);
                         var image = decoder.Image;
+                        decoder.Dispose();
                         if (null == image)
                             throw new InvalidFormatException ("Failed to decode base image.");
                         var converted = image.Bitmap;