diff --git a/src/FlightMap/FlightMap.qml b/src/FlightMap/FlightMap.qml
index 24a8458a801644624c771501034e466d60ea39bf..dd7b1ed9541712805dac8220f620139c328256cc 100644
--- a/src/FlightMap/FlightMap.qml
+++ b/src/FlightMap/FlightMap.qml
@@ -367,7 +367,9 @@ Map {
                 // Update drag coordinate
                 var polygonPath = polygonDrawerPolygon.path
                 polygonPath[polygonDrawerPolygon.path.length - 1] = dragCoordinate
-                polygonDrawerPolygon.path = polygonPath
+                if (polygonDrawerPolygon.path.length>2){
+                    polygonDrawerPolygon.path = polygonPath
+                }
             }
         }
     }