diff --git a/boards/arm/tiva/lm3s6965-ek/src/lm_appinit.c b/boards/arm/tiva/lm3s6965-ek/src/lm_appinit.c
index c47f86ff2d2..5732a72f9e2 100644
--- a/boards/arm/tiva/lm3s6965-ek/src/lm_appinit.c
+++ b/boards/arm/tiva/lm3s6965-ek/src/lm_appinit.c
@@ -48,6 +48,8 @@
 #include <nuttx/spi/spi.h>
 #include <nuttx/mmcsd.h>
 
+#include "tiva_ssi.h"
+
 /****************************************************************************
  * Pre-processor Definitions
  ****************************************************************************/