diff --git "a/zh-cn/device-dev/kernel/\346\240\207\345\207\206\345\272\223-0.md" "b/zh-cn/device-dev/kernel/\346\240\207\345\207\206\345\272\223-0.md"
index 2f08aafbdeefe7ef74c55a30c0b10315e7a898d3..fbad9022d47bf8ef67c7d6c6390f1e70516cf7dc 100644
--- "a/zh-cn/device-dev/kernel/\346\240\207\345\207\206\345\272\223-0.md"
+++ "b/zh-cn/device-dev/kernel/\346\240\207\345\207\206\345\272\223-0.md"
@@ -68,7 +68,7 @@ static void *ChildThreadFunc(void *arg)
     /* 尝试获取mutex锁，正常场景，此处无法获取锁 */
     rc = pthread_mutex_trylock(&g_td.mutex);
     if (rc == 0) {
-        printf("ERROR: mutex gets an abnomal lock!\n");
+        printf("ERROR: mutex gets an abnormal lock!\n");
         goto EXIT;
     }