diff --git a/app.go b/app.go
index 073ecd8..9f96858 100644
--- a/app.go
+++ b/app.go
@@ -2452,6 +2452,14 @@ func (a *App) migrateAwardDefs() {
 		applog.Printf("awards: %s updated from the catalog (v%d)", code, defByCode(migrated, code).Version)
 		a.reseedRefsFromCatalog(code)
 	}
+	// A catalog definition changed (e.g. DDFM gained the postal-code OR-rule), so
+	// the materialised award_refs on existing QSOs are now stale. Clear the
+	// one-shot backfill flag; backfillAwardRefsOnce runs later in startup and will
+	// re-materialise every row against the updated definitions. This makes ANY
+	// future catalog bump self-heal the stored columns without a manual flag bump.
+	if len(updated) > 0 {
+		_ = a.settings.Set(a.ctx, keyAwardsMaterialized, "")
+	}
 	// Version-gated correction of the built-in awards' Validate sources, which
 	// an earlier version wrongly set equal to Confirm (so VALIDATED == CONFIRMED
 	// even for paper-QSL-only entities). Re-apply the canonical Confirm/Validate
diff --git a/internal/award/catalog/ddfm.json b/internal/award/catalog/ddfm.json
index 039103e..b56195e 100644
--- a/internal/award/catalog/ddfm.json
+++ b/internal/award/catalog/ddfm.json
@@ -7,8 +7,17 @@
     "type": "QSOFIELDS",
     "field": "note",
     "pattern": "(?i)\\b(D\\d{1,2}[AB]?)\\b",
+    "or_rules": [
+      {
+        "field": "address",
+        "match_by": "code",
+        "pattern": "\\b(\\d{2})\\d{3}\\b",
+        "prefix": "D"
+      }
+    ],
     "dxcc_filter": [
-      227
+      227,
+      214
     ],
     "confirm": [
       "lotw",
@@ -17,7 +26,9 @@
     "validate": [
       "lotw"
     ],
+    "ref_display": "name",
     "total": 96,
-    "builtin": true
+    "builtin": true,
+    "version": 2
   }
 }