diff --git a/qasm.h b/qasm.h
index 1cc8b2d..a9e0002 100644
--- a/qasm.h
+++ b/qasm.h
@@ -1,11 +1,16 @@
 #pragma once
-#include "inttypes.h"
+#include <inttypes.h>
+
 #include "palPoco.h"
 #include "pallogger.h"
 #include "eventtask.h"
 #include "baseapp.h"
 #include "httpserver.h"
 
+#ifndef UNUSED
+#define UNUSED (void)
+#endif
+
 #define CLASS PAL_APPCLASS
 using namespace PAL_NAMESPACE;