diff --git a/.github/workflows/container.yml b/.github/workflows/container.yml
index 8ed4666..b162b37 100644
--- a/.github/workflows/container.yml
+++ b/.github/workflows/container.yml
@@ -7,10 +7,7 @@ on:
         required: true
         default: 'preview'
         description: 'Suwayomi Release Type'
-        type: choice
-        options:
-          - stable
-          - preview
+        type: string
       do_upload:
         required: true
         default: true