diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 99defdf44..1fdb50abb 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -27,6 +27,7 @@ jobs:
       - name: sync shell cmd
         run: |
           curr_branch=master
+          git fetch --unshallow
           git submodule update --init --recursive
           wget https://github.com/kendryte/kendryte-gnu-toolchain/releases/download/v8.2.0-20190409/kendryte-toolchain-ubuntu-amd64-8.2.0-20190409.tar.xz
           sudo tar -Jxf kendryte-toolchain-ubuntu-amd64-8.2.0-20190409.tar.xz -C /opt
diff --git a/README.md b/README.md
index 3a4e40356..344a11c95 100644
--- a/README.md
+++ b/README.md
@@ -9,8 +9,8 @@
 <br />
 <br />
 
-<a href="https://travis-ci.org/sipeed/MaixPy">
-    <img src="https://img.shields.io/github/workflow/status/sipeed/maixpy/compile%20test%20and%20publish?style=for-the-badge" alt="Master branch build status" />
+<a href="https://github.com/sipeed/MaixPy/actions">
+    <img src="https://img.shields.io/github/workflow/status/Sipeed/MaixPy/compile%20test%20and%20publish?style=for-the-badge" alt="Master branch build status" />
 </a>
 <a href="http://dl.sipeed.com/MAIX/MaixPy/release/master/">
     <img src="https://img.shields.io/badge/download-master-ff69b4.svg?style=for-the-badge" alt="master build firmware" />
diff --git a/README_ZH.md b/README_ZH.md
index 1f4369ef6..0387d2265 100644
--- a/README_ZH.md
+++ b/README_ZH.md
@@ -10,8 +10,8 @@
 <br />
 <br />
 
-<a href="https://travis-ci.org/sipeed/MaixPy">
-    <img src="https://img.shields.io/github/workflow/status/sipeed/maixpy/compile%20test%20and%20publish?style=for-the-badge" alt="Master branch build status" />
+<a href="https://github.com/sipeed/MaixPy/actions">
+    <img src="https://img.shields.io/github/workflow/status/Sipeed/MaixPy/compile%20test%20and%20publish?style=for-the-badge" alt="Master branch build status" />
 </a>
 <a href="http://dl.sipeed.com/MAIX/MaixPy/release/master/">
     <img src="https://img.shields.io/badge/download-master-ff69b4.svg?style=for-the-badge" alt="master build firmware" />