diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index fedde7e..065176f 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -10,9 +10,10 @@ on:
       tag:
         description: 'Tag to build'
         required: true
-        type: string
+        type: choice
+        default: '0.5.0'
         options:
-        - 0.5.0
+        - '0.5.0'
 
 permissions:
   packages: write