diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 10cf71d..ddd4e2b 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -6,7 +6,7 @@ on:
       rubin_env:
         description: "rubin-env version"
         required: true
-        default: "11.0.0"
+        default: "12.0.0"
         type: string
       base_tag:
         description: "Base container tag suffix"