diff --git a/Source/AvinationViewer/DiskSubsystem/IPlatformFileWhio.cpp b/Source/AvinationViewer/DiskSubsystem/IPlatformFileWhio.cpp
index aa42ef6..479a868 100644
--- a/Source/AvinationViewer/DiskSubsystem/IPlatformFileWhio.cpp
+++ b/Source/AvinationViewer/DiskSubsystem/IPlatformFileWhio.cpp
@@ -11,6 +11,10 @@ FWhioPlatformFile::~FWhioPlatformFile()
 {
 }
 
+void FWhioPlatformFile::SetLowerLevel(IPlatformFile* NewLowerLevel)
+{
+}
+
 bool FWhioPlatformFile::ShouldBeUsed(IPlatformFile* Inner, const TCHAR* CmdLine) const
 {
     // Does this ever get called?
diff --git a/Source/AvinationViewer/DiskSubsystem/IPlatformFileWhio.h b/Source/AvinationViewer/DiskSubsystem/IPlatformFileWhio.h
index 5295f18..c1d0681 100644
--- a/Source/AvinationViewer/DiskSubsystem/IPlatformFileWhio.h
+++ b/Source/AvinationViewer/DiskSubsystem/IPlatformFileWhio.h
@@ -52,7 +52,7 @@ class AVINATIONVIEWER_API FWhioPlatformFile : public IPlatformFile
 	bool Unmount(const TCHAR* InWhioFilename);
 
 	// BEGIN IPlatformFile Interface
-	virtual void SetLowerLevel(IPlatformFile* NewLowerLevel)override;
+	virtual void SetLowerLevel(IPlatformFile* NewLowerLevel) override;
 	virtual bool FileExists(const TCHAR* Filename) override;
 	virtual int64 FileSize(const TCHAR* Filename) override;
 	virtual bool DeleteFile(const TCHAR* Filename) override;