diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 47a6da3..b8f6405 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -16,6 +16,7 @@ on:
 env:
   MY_IMAGE_NAME: "bazzite-gnome-custom"  # the name of the image produced by this build
   MY_IMAGE_DESC: "My Customized Bazzite System Image"
+  MAJOR_VERSION: "40"
   IMAGE_REGISTRY: "ghcr.io/${{ github.repository_owner }}"  # do not edit
 
 jobs: