diff --git a/Demo/ARM7_AT91SAM7S64_IAR/SrcIAR/Board.h b/Demo/ARM7_AT91SAM7S64_IAR/SrcIAR/Board.h
index f6da8060c5..8615f72c88 100644
--- a/Demo/ARM7_AT91SAM7S64_IAR/SrcIAR/Board.h
+++ b/Demo/ARM7_AT91SAM7S64_IAR/SrcIAR/Board.h
@@ -17,7 +17,7 @@
 #define Board_h
 
 #include "AT91SAM7S64.h"
-#define __inline inline
+#define __inline static inline
 #include "lib_AT91SAM7S64.h"
 
 #define true	-1