diff --git a/libs/fastfile/PS3/fastfile_cod9_ps3.cpp b/libs/fastfile/PS3/fastfile_cod9_ps3.cpp
index ae3c012..f66bf9c 100644
--- a/libs/fastfile/PS3/fastfile_cod9_ps3.cpp
+++ b/libs/fastfile/PS3/fastfile_cod9_ps3.cpp
@@ -69,9 +69,9 @@ bool FastFile_COD9_PS3::Load(const QString aFilePath) {
 bool FastFile_COD9_PS3::Load(const QByteArray aData) {
     QByteArray decompressedData;
 
-    // Create a QDataStream on the input data.
-    QDataStream fastFileStream(aData);
-    fastFileStream.setByteOrder(QDataStream::LittleEndian);
+    // Create a XDataStream on the input data.
+    XDataStream fastFileStream(aData);
+    fastFileStream.setByteOrder(XDataStream::LittleEndian);
 
     // Parse header values.
     SetCompany(pParseFFCompany(&fastFileStream));
@@ -84,9 +84,9 @@ bool FastFile_COD9_PS3::Load(const QByteArray aData) {
     SetGame("COD9");
 
     // For COD7/COD9, use BigEndian.
-    fastFileStream.setByteOrder(QDataStream::BigEndian);
+    fastFileStream.setByteOrder(XDataStream::BigEndian);
     if (GetPlatform() == "PC") {
-        fastFileStream.setByteOrder(QDataStream::LittleEndian);
+        fastFileStream.setByteOrder(XDataStream::LittleEndian);
     }
 
     // Select key based on game.