diff --git a/os/hal/boards/SPARKFUN_PRO_MICRO/board.c b/os/hal/boards/SPARKFUN_PRO_MICRO/board.c
index ad1e8f535..9083f088e 100755
--- a/os/hal/boards/SPARKFUN_PRO_MICRO/board.c
+++ b/os/hal/boards/SPARKFUN_PRO_MICRO/board.c
@@ -69,7 +69,7 @@ void boardInit(void) {
    * External interrupts setup, all disabled initially.
    */
   EICRA  = 0x00;
-  EICRB  = 0x00;
+//  EICRB  = 0x00; /* Bug 758 */
   EIMSK  = 0x00;
 
 }