diff --git a/rpcs3/Emu/Cell/PPUThread.h b/rpcs3/Emu/Cell/PPUThread.h
index a88ba21060..c7cdef1bf3 100644
--- a/rpcs3/Emu/Cell/PPUThread.h
+++ b/rpcs3/Emu/Cell/PPUThread.h
@@ -1,4 +1,5 @@
-#pragma once
+#ifndef PPUTHREAD_H
+#define PPUTHREAD_H
 #include "Emu/Cell/PPCThread.h"
 #include "Emu/SysCalls/SysCalls.h"
 #include "rpcs3.h"
@@ -861,3 +862,4 @@ protected:
 };
 
 PPUThread& GetCurrentPPUThread();
+#endif //PPUTHREAD_H