diff --git a/README.md b/README.md
index d71f3d3..d1da378 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,17 @@ frp is a fast reverse proxy to help you expose a local server behind a NAT or fi
 
 frp also has a P2P connect mode.
 
+<h3 align="center">Sponsors</h3>
+<!--special start-->
+
+<p align="center">
+  <a href="https://www.doppler.com/?utm_campaign=github_repo&utm_medium=referral&utm_content=frp&utm_source=github" target="_blank">
+    <img width="300px" src="https://raw.githubusercontent.com/fatedier/frp/dev/doc/pic/sponsor_doppler.png">
+  </a>
+</p>
+
+<!--special end-->
+
 ## Table of Contents
 
 <!-- vim-markdown-toc GFM -->
diff --git a/README_zh.md b/README_zh.md
index 6eb5926..1765593 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -7,6 +7,17 @@
 
 frp 是一个专注于内网穿透的高性能的反向代理应用，支持 TCP、UDP、HTTP、HTTPS 等多种协议。可以将内网服务以安全、便捷的方式通过具有公网 IP 节点的中转暴露到公网。
 
+<h3 align="center">Sponsors</h3>
+<!--special start-->
+
+<p align="center">
+  <a href="https://www.doppler.com/?utm_campaign=github_repo&utm_medium=referral&utm_content=frp&utm_source=github" target="_blank">
+    <img width="300px" src="https://raw.githubusercontent.com/fatedier/frp/dev/doc/pic/sponsor_doppler.png">
+  </a>
+</p>
+
+<!--special end-->
+
 ## 为什么使用 frp ？
 
 通过在具有公网 IP 的节点上部署 frp 服务端，可以轻松地将内网服务穿透到公网，同时提供诸多专业的功能特性，这包括：
diff --git a/doc/pic/sponsor_doppler.png b/doc/pic/sponsor_doppler.png
new file mode 100644
index 0000000..ea81755
Binary files /dev/null and b/doc/pic/sponsor_doppler.png differ