diff --git a/.github/workflows/build-debian12-dev.yml b/.github/workflows/build-debian12-dev.yml
index a6e8b5b..4dfcc41 100644
--- a/.github/workflows/build-debian12-dev.yml
+++ b/.github/workflows/build-debian12-dev.yml
@@ -7,7 +7,7 @@ on:
       node_version:
         description: 'Node Version'
         required: true
-        default: '${{ env.RECOMMENDED_NODE_VERSION }}'
+        default: ${{ env.RECOMMENDED_NODE_VERSION }}
 
 jobs:
   build-dev-image: