diff --git a/SUMMARY.md b/SUMMARY.md
index 25598c7..0830772 100644
--- a/SUMMARY.md
+++ b/SUMMARY.md
@@ -27,7 +27,7 @@
 - [k8s dcoker 的恩怨纠葛](k8s&container/containerd-k8s.pdf)
 - [弃用 Dockershim 的常见问题](k8s&container/dockershim-faq.pdf)
 - [container 入门](k8s&container/containered.pdf)
-
+- [k8s集群容器运行时从 Docker 迁移到 Containerd](k8s&container/containered.pdf)
 
 ## DEV
 
diff --git a/k8s&container/k8s-docker-2-containerd.pdf b/k8s&container/k8s-docker-2-containerd.pdf
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Binary files /dev/null and b/k8s&container/k8s-docker-2-containerd.pdf differ