diff --git a/README-CN.md b/README-CN.md
index 9840008c..5f778c7e 100644
--- a/README-CN.md
+++ b/README-CN.md
@@ -77,7 +77,6 @@ Neuron 文档地址：[https://neugates.io/docs/zh/latest/](https://neugates.io/
 ```
 $ git clone https://github.com/emqx/neuron
 $ cd neuron
-$ git submodule update --init
 $ mkdir build && cd build
 $ cmake .. && make
 ```
diff --git a/README.md b/README.md
index 823c30c8..6b0b8ad9 100644
--- a/README.md
+++ b/README.md
@@ -74,7 +74,6 @@ The Neuron documentation is available at [neugates.io/docs/en/latest/](https://n
 ```
 $ git clone https://github.com/emqx/neuron
 $ cd neuron
-$ git submodule update --init
 $ mkdir build && cd build
 $ cmake .. && make
 ```