diff --git a/README.md b/README.md
index ddf2ea3..c6c7601 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,11 @@
 # muggle
 
 devops package
+
+## Installation
+
+```sh
+cp post-checkout.sample .git/hooks/post-checkout
+chmod +x .git/hooks/post-checkout
+sh .git/hooks/post-checkout
+```
diff --git a/post-checkout.sample b/post-checkout.sample
new file mode 100755
index 0000000..6f72d77
--- /dev/null
+++ b/post-checkout.sample
@@ -0,0 +1,2 @@
+#!bin/bash
+../install.sh