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diff --git a/docs/cs-basics/network/images/osi&tcp-ip-model/network-protocol-overview.png b/docs/cs-basics/network/images/osi&tcp-ip-model/network-protocol-overview.png
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diff --git a/docs/cs-basics/network/images/osi&tcp-ip-model/osi-model-detail.png b/docs/cs-basics/network/images/osi&tcp-ip-model/osi-model-detail.png
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diff --git a/docs/cs-basics/network/images/osi&tcp-ip-model/transport-layer.png b/docs/cs-basics/network/images/osi&tcp-ip-model/transport-layer.png
index 8588fe8d..a715717b 100644
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diff --git a/docs/cs-basics/network/osi&tcp-ip-model.md b/docs/cs-basics/network/osi&tcp-ip-model.md
index 0ef1b20a..abcfa186 100644
--- a/docs/cs-basics/network/osi&tcp-ip-model.md
+++ b/docs/cs-basics/network/osi&tcp-ip-model.md
@@ -104,7 +104,7 @@ OSI 七层模型虽然失败了，但是却提供了很多不错的理论基础
 
 简单总结一下每一层包含的协议和核心技术：
 
-![network-protocol-overview](https://gitee.com/SnailClimb/blog-images/raw/master/network//network-protocol-overview.png)
+![network-protocol-overview](./images/osi&tcp-ip-model/network-protocol-overview.png)