diff --git a/.gitignore b/.gitignore
index e69de29..9f11b75 100644
--- a/.gitignore
+++ b/.gitignore
@@ -0,0 +1 @@
+.idea/
diff --git a/README.md b/README.md
index 80a475c..a5d37e9 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,11 @@
 # GitHub Action for CFN_NAG
 
 This Action for [cfn-nag](https://github.com/stelligent/cfn_nag).
+
+## Example usage
+
+```yaml
+- uses: minchao/cfn-nag-action@master
+  with:
+    args: '--input-path template.yaml'
+```