diff --git a/action.yaml b/action.yaml
index df8b9e1..0b132ad 100644
--- a/action.yaml
+++ b/action.yaml
@@ -1,15 +1,12 @@
 inputs:
   dockerfile:
     description: Dockerfile path
-    required: true
     default: ./Dockerfile
   tag:
     description: Image tag
-    required: true
     default: ${{ gitea.ref_name }}
   username:
     description: Registry username
-    required: true
     default: ${{ gitea.repository_owner }}
   password:
     description: Registry password