diff --git a/libs/fastfile/PS3/fastfile_cod7_ps3.cpp b/libs/fastfile/PS3/fastfile_cod7_ps3.cpp
index 1bb0eaf..947d4d2 100644
--- a/libs/fastfile/PS3/fastfile_cod7_ps3.cpp
+++ b/libs/fastfile/PS3/fastfile_cod7_ps3.cpp
@@ -72,9 +72,9 @@ bool FastFile_COD7_PS3::Load(const QString aFilePath) {
 bool FastFile_COD7_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));
@@ -91,9 +91,9 @@ bool FastFile_COD7_PS3::Load(const QByteArray aData) {
     zoneFile->SetStem(GetBaseStem() + ".zone");
 
     // 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.
         QByteArray key;