diff --git a/actions/setup/action.yml b/actions/setup/action.yml
index a65763826..65da56938 100644
--- a/actions/setup/action.yml
+++ b/actions/setup/action.yml
@@ -32,8 +32,6 @@ inputs:
     default: "."
   knative-version:
     description: 'Version of Knative to install (1.1.0, 1.1.1, etc.)'
-    required: true
-    default: '1.10.5'
   registry-name:
     description: 'Name of the registry to install (registry.local)'
     required: true