diff --git a/.github/workflows/container-image.yml b/.github/workflows/container-image.yml
index 6023c678..e132ca4a 100644
--- a/.github/workflows/container-image.yml
+++ b/.github/workflows/container-image.yml
@@ -5,7 +5,7 @@ on:
     inputs:
       image_tag:
         type: string
-        default: {{wakuorg/nwaku:3181}}
+        default: ${{ github.event.number }}
     outputs:
       image:
         description: The resulting image link