1 files changed, 6 insertions, 1 deletions
diff --git a/src/SFileOpenArchive.cpp b/src/SFileOpenArchive.cpp
index e5dcf03..9970791 100644
--- a/src/SFileOpenArchive.cpp
+++ b/src/SFileOpenArchive.cpp
@@ -161,8 +161,13 @@ bool WINAPI SFileOpenArchive(
     // Open the MPQ archive file
     if(nError == ERROR_SUCCESS)
     {
+        DWORD dwStreamFlags = (dwFlags & STREAM_FLAGS_MASK);
+
+        // If not forcing MPQ v 1.0, also use file bitmap
+        dwStreamFlags |= (dwFlags & MPQ_OPEN_FORCE_MPQ_V1) ? 0 : STREAM_FLAG_USE_BITMAP;
+
         // Initialize the stream
-        pStream = FileStream_OpenFile(szMpqName, (dwFlags & STREAM_OPTIONS_MASK) | STREAM_FLAG_USE_BITMAP);
+        pStream = FileStream_OpenFile(szMpqName, dwStreamFlags);
         if(pStream == NULL)
             nError = GetLastError();
     }