diff --git a/wireless/ieee802154/libmac/ieee802154_getpanid.c b/wireless/ieee802154/libmac/ieee802154_getpanid.c
index e48f1f1a7..b214f3852 100644
--- a/wireless/ieee802154/libmac/ieee802154_getpanid.c
+++ b/wireless/ieee802154/libmac/ieee802154_getpanid.c
@@ -42,6 +42,7 @@
 #include <sys/ioctl.h>
 #include <stdint.h>
 #include <stdio.h>
+#include <string.h>
 #include <errno.h>
 
 #include <nuttx/wireless/ieee802154/ieee802154_mac.h>
@@ -61,6 +62,5 @@ int ieee802154_getpanid(int fd, FAR uint8_t *panid)
   ret = ieee802154_get_req(fd, &req);
 
   IEEE802154_PANIDCOPY(panid, req.attrval.mac.panid);
-
   return ret;
 }
diff --git a/wireless/ieee802154/libmac/ieee802154_getsaddr.c b/wireless/ieee802154/libmac/ieee802154_getsaddr.c
index 2762b92fb..cd20cc126 100644
--- a/wireless/ieee802154/libmac/ieee802154_getsaddr.c
+++ b/wireless/ieee802154/libmac/ieee802154_getsaddr.c
@@ -42,6 +42,7 @@
 #include <sys/ioctl.h>
 #include <stdint.h>
 #include <stdio.h>
+#include <string.h>
 #include <errno.h>
 
 #include <nuttx/wireless/ieee802154/ieee802154_mac.h>
@@ -61,6 +62,5 @@ int ieee802154_getsaddr(int fd, FAR uint8_t *saddr)
   ret = ieee802154_get_req(fd, &req);
 
   IEEE802154_SADDRCOPY(saddr, req.attrval.mac.saddr);
-
   return ret;
 }
diff --git a/wireless/ieee802154/libmac/ieee802154_setpanid.c b/wireless/ieee802154/libmac/ieee802154_setpanid.c
index f9680e67c..eb4b1f836 100644
--- a/wireless/ieee802154/libmac/ieee802154_setpanid.c
+++ b/wireless/ieee802154/libmac/ieee802154_setpanid.c
@@ -43,6 +43,7 @@
 #include <sys/ioctl.h>
 #include <stdint.h>
 #include <stdio.h>
+#include <string.h>
 #include <errno.h>
 
 #include <nuttx/wireless/ieee802154/ieee802154_mac.h>
diff --git a/wireless/ieee802154/libmac/ieee802154_setsaddr.c b/wireless/ieee802154/libmac/ieee802154_setsaddr.c
index 6cadd4ac2..20f2fa544 100644
--- a/wireless/ieee802154/libmac/ieee802154_setsaddr.c
+++ b/wireless/ieee802154/libmac/ieee802154_setsaddr.c
@@ -43,6 +43,7 @@
 #include <sys/ioctl.h>
 #include <stdint.h>
 #include <stdio.h>
+#include <string.h>
 #include <errno.h>
 
 #include <nuttx/wireless/ieee802154/ieee802154_mac.h>