diff --git a/racevisionGame/src/main/java/mock/model/MockRace.java b/racevisionGame/src/main/java/mock/model/MockRace.java
index 71a314c3..aa78f099 100644
--- a/racevisionGame/src/main/java/mock/model/MockRace.java
+++ b/racevisionGame/src/main/java/mock/model/MockRace.java
@@ -515,7 +515,7 @@ public class MockRace extends Race {
 
         switch (boat.getRoundingStatus()) {
             case 0://hasn't started rounding
-                if (boat.isPortSide(boat.getCurrentLeg().getEndCompoundMark().getMarkForRounding(legBearing)) &&
+                if (boat.isStarboardSide(boat.getCurrentLeg().getEndCompoundMark().getMarkForRounding(legBearing)) &&
                         GPSCoordinate.passesLine(boat.getCurrentLeg().getEndCompoundMark().getMarkForRounding(legBearing).getPosition(),
                                 roundingChecks.get(0), boat.getCurrentPosition(), legBearing) &&
                                 gateCheck) {
@@ -523,7 +523,7 @@ public class MockRace extends Race {
                 }
                 break;
             case 1://has been parallel to the mark
-                if (boat.isPortSide(boat.getCurrentLeg().getEndCompoundMark().getMarkForRounding(legBearing)) &&
+                if (boat.isStarboardSide(boat.getCurrentLeg().getEndCompoundMark().getMarkForRounding(legBearing)) &&
                         GPSCoordinate.passesLine(boat.getCurrentLeg().getEndCompoundMark().getMarkForRounding(legBearing).getPosition(),
                                 roundingChecks.get(1), boat.getCurrentPosition(), Bearing.fromDegrees(legBearing.degrees() + 90))) {//positive 90 from bearing because of starboard rounding
                     boat.increaseRoundingStatus();