diff --git a/README.md b/README.md
index 6e53f1e..30eb5a0 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,13 @@
 
 Rust script tool
 
+## Requirement
+
+Software
+* OS
+    * Linux
+    * macOS
+* Git
 
 ## Usage