diff --git a/src/macrorugo/macrorugo_compound.ts b/src/macrorugo/macrorugo_compound.ts
index b91bab5eb4e2bab05441565ca4d674b20912cbaf..34871e8f5c0f085b9f84c8e14163ecaae38f1e39 100644
--- a/src/macrorugo/macrorugo_compound.ts
+++ b/src/macrorugo/macrorugo_compound.ts
@@ -120,6 +120,11 @@ export class MacrorugoCompound extends MacroRugo implements Observer {
         this.prms.BR.calculability = ParamCalculability.FIXED;
     }
 
+    protected setResultsFamilies() {
+        // overload MacroRugo.setResultsFamilies() with empty method, just
+        // to avoid exposing inherited results that are not calculated here
+    }
+
     private copyPrmsToChildren() {
         for (const child of this.children) {
             // Copy common parameters with MacrorugoCompound