diff --git a/examples/cpuhog/cpuhog_main.c b/examples/cpuhog/cpuhog_main.c
index cb3bbe988..90689b75a 100644
--- a/examples/cpuhog/cpuhog_main.c
+++ b/examples/cpuhog/cpuhog_main.c
@@ -71,6 +71,7 @@
 #include <nuttx/clock.h>
 #include <nuttx/arch.h>
 #include <semaphore.h>
+#include <assert.h>
 #include <errno.h>
 #include <fcntl.h>
 #include <sys/stat.h>
diff --git a/wireless/ieee802154/i8sak/i8sak_main.c b/wireless/ieee802154/i8sak/i8sak_main.c
index b6430dde2..37cacf57a 100644
--- a/wireless/ieee802154/i8sak/i8sak_main.c
+++ b/wireless/ieee802154/i8sak/i8sak_main.c
@@ -60,6 +60,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <strings.h>
+#include <assert.h>
 #include <errno.h>
 #include <fcntl.h>
 #include <queue.h>