diff --git a/include/zephyr/kernel.h b/include/zephyr/kernel.h
index a6cf554fd26..e5f790abfe6 100644
--- a/include/zephyr/kernel.h
+++ b/include/zephyr/kernel.h
@@ -4684,7 +4684,7 @@ __syscall int k_msgq_put(struct k_msgq *msgq, const void *data, k_timeout_t time
  *                K_FOREVER.
  *
  * @retval 0 Message received.
- * @retval -ENOMSG Returned without waiting.
+ * @retval -ENOMSG Returned without waiting or queue purged.
  * @retval -EAGAIN Waiting period timed out.
  */
 __syscall int k_msgq_get(struct k_msgq *msgq, void *data, k_timeout_t timeout);