diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c
index dad4fe6e20fc..7cf32ad96fd1 100644
--- a/drivers/watchdog/hpwdt.c
+++ b/drivers/watchdog/hpwdt.c
@@ -602,7 +602,7 @@ static long hpwdt_ioctl(struct file *file, unsigned int cmd,
 /*
  *	Kernel interfaces
  */
-static struct file_operations hpwdt_fops = {
+static const struct file_operations hpwdt_fops = {
 	.owner = THIS_MODULE,
 	.llseek = no_llseek,
 	.write = hpwdt_write,
diff --git a/drivers/watchdog/rc32434_wdt.c b/drivers/watchdog/rc32434_wdt.c
index 071ff7bb81d1..f6cccc9df022 100644
--- a/drivers/watchdog/rc32434_wdt.c
+++ b/drivers/watchdog/rc32434_wdt.c
@@ -247,7 +247,7 @@ static long rc32434_wdt_ioctl(struct file *file, unsigned int cmd,
 	return 0;
 }
 
-static struct file_operations rc32434_wdt_fops = {
+static const struct file_operations rc32434_wdt_fops = {
 	.owner		= THIS_MODULE,
 	.llseek		= no_llseek,
 	.write		= rc32434_wdt_write,