diff --git a/library/src/calculate_price.cpp b/library/src/calculate_price.cpp
index 90f67d7..2df4053 100644
--- a/library/src/calculate_price.cpp
+++ b/library/src/calculate_price.cpp
@@ -134,7 +134,7 @@ int CALCULATE_LIBRARY_API get_maximal_parkingprice(Configuration *cfg, PERMIT_TY
             if (pv) {
                 QVector<ATBPaymentRate> const &paymentRate = pv.value();
                 if (paymentRate.size() > 0) {
-                    int const price = paymentRate.at(0).pra_price; // price is given per hour
+                    int const price = paymentRate.last().pra_price; // price is given per hour
                     maxPrice = qRound((maxTime * price) / 60.0f);
                 }
             }