diff --git a/README.rst b/README.rst
index dc65e60..d314424 100644
--- a/README.rst
+++ b/README.rst
@@ -99,41 +99,29 @@ Installation
 ------------
 
 | Install gseapy package from bioconda or pypi.
+| For 
 
 
 .. code:: shell
 
    # if you have conda (MacOS_x86-64 and Linux only)
    $ conda install -c bioconda gseapy
-   
-   # or use pip to install the latest release
+   # Windows and MacOS_ARM64(M1/2-Chip)
    $ pip install gseapy
 
 
-
-| For `ARM-MacOS M1/2-Chip` users, Github build did not have a M1-runner for MacOS. you need do compile rust code by yourself
-
-.. code:: shell 
-    # install rust compiler
-    curl https://sh.rustup.rs -sSf | sh -s -- -y
-    # export rust compiler
-    export PATH="$PATH:$HOME/.cargo/bin"
-    # install gseapy
-    pip install gseapy
-
-
-| You may instead want to use the development version from Github, by running
+| If pip install failed, use
 
 .. code:: shell
 
    # you need to install rust first to compile the code
-   # rust: https://www.rust-lang.org/tools/install
    curl https://sh.rustup.rs -sSf | sh -s -- -y
    # export rust compiler 
    export PATH="$PATH:$HOME/.cargo/bin"
    # install
    $ pip install git+git://github.com/zqfang/gseapy.git#egg=gseapy
 
+
 Dependency
 --------------
 * Python 3.7+