diff --git a/LEGO1/omni/src/system/mxthread.cpp b/LEGO1/omni/src/system/mxthread.cpp
index c84cace6..19a1e076 100644
--- a/LEGO1/omni/src/system/mxthread.cpp
+++ b/LEGO1/omni/src/system/mxthread.cpp
@@ -31,7 +31,7 @@ MxResult MxThread::Start(MxS32 p_stack, MxS32 p_flag)
 		SDL_SetProperty(
 			props,
 			SDL_PROP_THREAD_CREATE_ENTRY_FUNCTION_POINTER,
-			(SDL_FunctionPointer) &MxThread::ThreadProc
+			(void*)MxThread::ThreadProc
 		);
 		SDL_SetProperty(props, SDL_PROP_THREAD_CREATE_USERDATA_POINTER, this);
 		SDL_SetNumberProperty(props, SDL_PROP_THREAD_CREATE_STACKSIZE_NUMBER, p_stack << 2);