diff --git a/ArcFormats/GSD/ArcADS.cs b/ArcFormats/GSD/ArcADS.cs
index 654e7e95..d4614baa 100644
--- a/ArcFormats/GSD/ArcADS.cs
+++ b/ArcFormats/GSD/ArcADS.cs
@@ -62,7 +62,7 @@ namespace GameRes.Formats.BlackRainbow
                 return null;
             foreach (var key in KnownKeys.Values)
             {
-                using (var arc = new EncryptedViewStream (file, key, true))
+                using (var arc = new EncryptedViewStream (file, key))
                 {
                     uint signature = FormatCatalog.ReadSignature (arc);
                     if (2 == signature || 4 == signature || 5 == signature)
@@ -122,7 +122,7 @@ namespace GameRes.Formats.BlackRainbow
             var ads_arc = arc as AdsArchive;
             if (null == ads_arc)
                 return base.OpenEntry (arc, entry);
-            var input = new EncryptedViewStream (ads_arc.File, ads_arc.Key, true);
+            var input = new EncryptedViewStream (ads_arc.File, ads_arc.Key);
             return new StreamRegion (input, entry.Offset, entry.Size);
         }
     }
diff --git a/GameRes/ArcView.cs b/GameRes/ArcView.cs
index c5da8cb8..603bcaec 100644
--- a/GameRes/ArcView.cs
+++ b/GameRes/ArcView.cs
@@ -486,7 +486,7 @@ namespace GameRes
         {
             private Frame       m_view;
             private long        m_start;
-            private uint        m_size;
+            private long        m_size;
             private long        m_position;
 
             public override bool CanRead  { get { return !disposed; } }
@@ -503,7 +503,7 @@ namespace GameRes
             {
                 m_view = file.CreateFrame();
                 m_start = 0;
-                m_size = (uint)Math.Min (file.MaxOffset, uint.MaxValue);
+                m_size = file.MaxOffset;
                 m_position = 0;
             }