diff --git a/justfile b/justfile
index 76eaf73..5fb4aff 100644
--- a/justfile
+++ b/justfile
@@ -112,10 +112,14 @@ demo-helios:
     default_workspace = "helios"
 
     [workspaces.helios]
-    store_path = ".texo/helios-store"
+    primary_journal = "canonical"
     docs_glob = "examples/helios/docs/**/*.md"
     extractor_cmd = "$EXTRACT"
 
+    [workspaces.helios.journals.canonical]
+    role = "canonical"
+    store_path = ".texo/helios-store"
+
     [workspaces.helios.semantics]
     enabled = true
     # Recall-favoring candidate thresholds: the judge is the correctness gate,