diff --git a/library/src/calculate_price.cpp b/library/src/calculate_price.cpp
index dbe0dd0..eec2293 100644
--- a/library/src/calculate_price.cpp
+++ b/library/src/calculate_price.cpp
@@ -818,7 +818,7 @@ CalcState CALCULATE_LIBRARY_API compute_price_for_parking_ticket(
 
             // handle carry over
             int minutesUntilCarryOver = effectiveStartTime.time().secsTo(carryOverStart) / 60;
-            if (netto_parking_time > minutesUntilCarryOver) {
+            if (netto_parking_time >= minutesUntilCarryOver) {
                 int const rest = netto_parking_time - minutesUntilCarryOver;
                 QDateTime s(effectiveStartTime);
                 s = s.addSecs(minutesUntilCarryOver * 60);