diff --git a/README-CN.md b/README-CN.md
index aa52f38f0e3bc6d523dddecc164584be3eb73a7b..6c49ce07278bc28bbcec1acb70d897d11e0527e8 100644
--- a/README-CN.md
+++ b/README-CN.md
@@ -117,7 +117,7 @@ scl enable devtoolset-9 -- bash
 ### macOS
 
 ```
-brew install argp-standalone pkgconfig
+brew install argp-standalone pkgconfig geos
 ```
 
 ### 设置 golang 开发环境
diff --git a/README.md b/README.md
index 50785dbb8e04d1c3f4e4e440e1916cb83cc70306..2f1650c3c9c790b7161295dc2ba8c79590a68f8d 100644
--- a/README.md
+++ b/README.md
@@ -124,7 +124,7 @@ scl enable devtoolset-9 -- bash
 ### macOS
 
 ```
-brew install argp-standalone pkgconfig
+brew install argp-standalone pkgconfig geos
 ```
 
 ### Setup golang environment