diff --git a/action.yml b/action.yml
index 97b15e3..ee395dd 100644
--- a/action.yml
+++ b/action.yml
@@ -27,7 +27,7 @@ inputs:
     default: false
   checkout_dir:
     description: 'Name of directory to check out'
-    required: true
+    default: '.'
   depth:
     description: 'git clone --depth={} option'
     default: ''