diff --git a/library/src/calculate_price.cpp b/library/src/calculate_price.cpp
index 7cf3446..2d52ee4 100644
--- a/library/src/calculate_price.cpp
+++ b/library/src/calculate_price.cpp
@@ -542,7 +542,8 @@ CalcState CALCULATE_LIBRARY_API compute_price_for_parking_ticket(
         }
 
         // DEBUG
-        qCritical() << "               -> calculated cost (price->netto) =  " << cost;
+        qCritical() << "            end_parking_time: " << end_parking_time;
+        qCritical() << "  -> calculated cost (netto): " << cost;
 
         price->brutto = price->vat = price->vat_percentage = 0;
         price->units = cost;