diff --git a/drivers/rc/lirc_dev.c b/drivers/rc/lirc_dev.c
index dc5249378d8..ff747fe835d 100644
--- a/drivers/rc/lirc_dev.c
+++ b/drivers/rc/lirc_dev.c
@@ -124,7 +124,7 @@ static void lirc_pollnotify(FAR struct lirc_fh_s *fh,
 
       if (fh->fd->revents != 0)
         {
-          rcinfo("Report events: %02x\n", fh->fd->revents);
+          rcinfo("Report events: %08" PRIx32 "\n", fh->fd->revents);
 
           nxsem_get_value(fh->fd->sem, &semcount);
           if (semcount < 1)
diff --git a/drivers/sensors/sensor.c b/drivers/sensors/sensor.c
index 651f6692512..984166e4765 100644
--- a/drivers/sensors/sensor.c
+++ b/drivers/sensors/sensor.c
@@ -167,7 +167,7 @@ static void sensor_pollnotify(FAR struct sensor_upperhalf_s *upper,
 
           if (fd->revents != 0)
             {
-              sninfo("Report events: %02x\n", fd->revents);
+              sninfo("Report events: %08" PRIx32 "\n", fd->revents);
 
               nxsem_get_value(fd->sem, &semcount);
               if (semcount < 1)