diff --git a/action.yaml b/action.yaml
index 36e30c6..0ce0612 100644
--- a/action.yaml
+++ b/action.yaml
@@ -20,6 +20,9 @@ inputs:
     description: "The registry to push to"
     required: false
     default: gitea.konchin.com
+  registry-certificate:
+    description: "The certificate for registry"
+    required: false
   username:
     description: "The username of the user to use when push"
     required: false