diff --git a/arch/arm/src/c5471/c5471_watchdog.c b/arch/arm/src/c5471/c5471_watchdog.c
index d1b34415ca6..979fc555292 100644
--- a/arch/arm/src/c5471/c5471_watchdog.c
+++ b/arch/arm/src/c5471/c5471_watchdog.c
@@ -48,7 +48,7 @@
 
 #include <nuttx/fs/fs.h>
 #include <nuttx/irq.h>
-#include <nuttx/timers/watchog.h>
+#include <nuttx/timers/watchdog.h>
 #include <arch/watchdog.h>
 
 #include "chip.h"
diff --git a/arch/arm/src/sam34/sam_wdt.c b/arch/arm/src/sam34/sam_wdt.c
index e04185ca035..599c36b2928 100644
--- a/arch/arm/src/sam34/sam_wdt.c
+++ b/arch/arm/src/sam34/sam_wdt.c
@@ -47,7 +47,7 @@
 #include <errno.h>
 #include <debug.h>
 
-#include <nuttx/timers/watchog.h>
+#include <nuttx/timers/watchdog.h>
 #include <arch/board/board.h>
 
 #include "up_arch.h"
diff --git a/arch/arm/src/sama5/sam_wdt.c b/arch/arm/src/sama5/sam_wdt.c
index bf60a7c2609..58724d12a1c 100644
--- a/arch/arm/src/sama5/sam_wdt.c
+++ b/arch/arm/src/sama5/sam_wdt.c
@@ -44,7 +44,7 @@
 #include <errno.h>
 #include <debug.h>
 
-#include <nuttx/timers/watchog.h>
+#include <nuttx/timers/watchdog.h>
 #include <arch/board/board.h>
 
 #include "up_arch.h"