Index: source/graphics/TextureConverter.h
===================================================================
--- source/graphics/TextureConverter.h
+++ source/graphics/TextureConverter.h
@@ -207,9 +207,11 @@
 	PIVFS m_VFS;
 	bool m_HighQuality;
 
+#if CONFIG2_NVTT
 	std::thread m_WorkerThread;
 	std::mutex m_WorkerMutex;
 	std::condition_variable m_WorkerCV;
+#endif
 
 	struct ConversionRequest;
 	struct ConversionResult;
Index: source/graphics/TextureConverter.cpp
===================================================================
--- source/graphics/TextureConverter.cpp
+++ source/graphics/TextureConverter.cpp
@@ -297,16 +297,18 @@
 	// to avoid bugs caused by ABI changes
 #if CONFIG2_NVTT
 	ENSURE(nvtt::version() >= NVTT_VERSION);
-#endif
 
 	m_WorkerThread = std::thread(Threading::HandleExceptions<RunThread>::Wrapper, this);
 
 	// Maybe we should share some centralised pool of worker threads?
 	// For now we'll just stick with a single thread for this specific use.
+#endif
+
 }
 
 CTextureConverter::~CTextureConverter()
 {
+#if CONFIG2_NVTT
 	// Tell the thread to shut down
 	{
 		std::lock_guard<std::mutex> lock(m_WorkerMutex);
@@ -326,6 +328,7 @@
 
 	// Wait for it to shut down cleanly
 	m_WorkerThread.join();
+#endif
 }
 
 bool CTextureConverter::ConvertTexture(const CTexturePtr& texture, const VfsPath& src, const VfsPath& dest, const Settings& settings)
@@ -535,17 +538,19 @@
 
 bool CTextureConverter::IsBusy()
 {
+#if CONFIG2_NVTT
 	std::lock_guard<std::mutex> lock(m_WorkerMutex);
 	return !m_RequestQueue.empty();
+#else 
+	return false;
+#endif
 }
 
 void CTextureConverter::RunThread(CTextureConverter* textureConverter)
 {
+#if CONFIG2_NVTT
 	debug_SetThreadName("TextureConverter");
 	g_Profiler2.RegisterCurrentThread("texconv");
-
-#if CONFIG2_NVTT
-
 	// Wait until the main thread wakes us up
 	while (true)
 	{