diff --git a/modules/customer-invoices/src/web/hooks/calcs/use-invoice-auto-recalc.ts b/modules/customer-invoices/src/web/hooks/calcs/use-invoice-auto-recalc.ts
index 0694d258..4405bb45 100644
--- a/modules/customer-invoices/src/web/hooks/calcs/use-invoice-auto-recalc.ts
+++ b/modules/customer-invoices/src/web/hooks/calcs/use-invoice-auto-recalc.ts
@@ -11,6 +11,7 @@ import { InvoiceFormData, InvoiceItemFormData } from "../../schemas";
 export type UseInvoiceAutoRecalcParams = {
   currency_code: string;
   taxCatalog: TaxCatalogProvider;
+  debug?: boolean;
 };
 
 /**
@@ -21,7 +22,7 @@ export type UseInvoiceAutoRecalcParams = {
  */
 export function useInvoiceAutoRecalc(
   form: UseFormReturn<InvoiceFormData>,
-  { currency_code, taxCatalog }: UseInvoiceAutoRecalcParams
+  { currency_code, taxCatalog, debug = false }: UseInvoiceAutoRecalcParams
 ) {
   const { setValue, trigger, control } = form;
 
@@ -99,12 +100,14 @@ export function useInvoiceAutoRecalc(
           shouldUpdateHeader = true;
           itemCache.current.set(idx, next);
           setInvoiceItemTotals(form, idx, next);
+          if (debug) console.log(`💡 Recalc line ${idx + 1}`, next);
         }
       });
 
       if (shouldUpdateHeader) {
         const totals = calculateInvoiceTotals(deferredItems, deferredDiscount);
         setInvoiceTotals(form, totals);
+        if (debug) console.log("📊 Recalc invoice totals", totals);
 
         void trigger([
           "subtotal_amount",
@@ -119,7 +122,15 @@ export function useInvoiceAutoRecalc(
     return () => {
       if (debounceTimer.current) clearTimeout(debounceTimer.current);
     };
-  }, [deferredItems, deferredDiscount, calculateItemTotals, calculateInvoiceTotals, form, trigger]);
+  }, [
+    deferredItems,
+    deferredDiscount,
+    calculateItemTotals,
+    calculateInvoiceTotals,
+    form,
+    trigger,
+    debug,
+  ]);
 }
 
 // Ayudante para rellenar los importes de una línea