diff --git a/src/Utils/Stream.cpp b/src/Utils/Stream.cpp
index 85a485a3..0cb6c995 100644
--- a/src/Utils/Stream.cpp
+++ b/src/Utils/Stream.cpp
@@ -114,7 +114,7 @@ namespace Utils
 		// Only those seem to actually write data.
 		// As I'm not sure though, I'll still write the data
 		// Use IncreaseBlockSize to fill virtual streams
-		if (stream != Game::XFILE_BLOCK_TEMP && stream != Game::XFILE_BLOCK_VIRTUAL && stream != Game::XFILE_BLOCK_PHYSICAL)
+		if (stream != Game::XFILE_BLOCK_TEMP && stream != Game::XFILE_BLOCK_VIRTUAL && stream != Game::XFILE_BLOCK_PHYSICAL && stream != Game::XFILE_BLOCK_INVALID)
 		{
 			this->increaseBlockSize(stream, size * count);
 			return this->at();