diff --git a/README.md b/README.md
index 1a04c35..5d219de 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,7 @@
 # think-admin
+# ENV
+- php >= 7.1.3
+- mysql >= 5.5
 
 # install
 - composer config -g repo.packagist composer https://packagist.laravel-china.org