diff --git a/src/newgrf_industries.h b/src/newgrf_industries.h
--- a/src/newgrf_industries.h
+++ b/src/newgrf_industries.h
@@ -48,9 +48,11 @@ struct IndustriesResolverObject : public
 			case VSG_SCOPE_PARENT: {
 				TownScopeResolver *tsr = this->GetTown();
 				if (tsr != NULL) return tsr;
-				/* FALL-THROUGH */
 			}
-			default: return ResolverObject::GetScope(scope, relative);
+			FALLTHROUGH;
+
+			default:
+				return ResolverObject::GetScope(scope, relative);
 		}
 	}
 };