diff --git a/boards/spracing/h7extreme/src/flash_w25q128.c b/boards/spracing/h7extreme/src/flash_w25q128.c
index 723833086e..3a3e2cee1f 100644
--- a/boards/spracing/h7extreme/src/flash_w25q128.c
+++ b/boards/spracing/h7extreme/src/flash_w25q128.c
@@ -41,6 +41,7 @@
 #include "board_config.h"
 #include "qspi.h"
 #include "arm_internal.h"
+#include <assert.h>
 #include <debug.h>