diff --git a/.github/workflows/spine-godot-v4.yml b/.github/workflows/spine-godot-v4.yml
index 2e5191900..a59ffc166 100644
--- a/.github/workflows/spine-godot-v4.yml
+++ b/.github/workflows/spine-godot-v4.yml
@@ -6,12 +6,15 @@ on:
       godot_tag:
         required: true
         type: string
+        default: "Godot tag not specified!"
       godot_version:
         required: true
         type: string
+        default: "Godot version not specified!"
       godot_mono:
         required: true
         type: boolean
+        default: false
 
 env:
   AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}