diff --git a/action.yml b/action.yml
index 7df0dc4..8974fa8 100644
--- a/action.yml
+++ b/action.yml
@@ -2,9 +2,8 @@ name: "ssh-setup"
 description: "add a private ssh key"
 inputs:
   run-as:
-    default: "root"
     description: "user to create ssh keys for"
-    required: false
+    required: true
   ssh-key:
     description: "private ssh key"
     required: true