diff --git a/kernel/kthread.c b/kernel/kthread.c
index 684ab3f..3b34d27 100644
--- a/kernel/kthread.c
+++ b/kernel/kthread.c
@@ -139,7 +139,7 @@
  * in @node, to get NUMA affinity for kthread stack, or else give -1.
  * When woken, the thread will run @threadfn() with @data as its
  * argument. @threadfn() can either call do_exit() directly if it is a
- * standalone thread for which noone will call kthread_stop(), or
+ * standalone thread for which no one will call kthread_stop(), or
  * return when 'kthread_should_stop()' is true (which means
  * kthread_stop() has been called).  The return value should be zero
  * or a negative error number; it will be passed to kthread_stop().