diff --git a/components/MapComponent.js b/components/MapComponent.js
index 16695c27c..16501840d 100644
--- a/components/MapComponent.js
+++ b/components/MapComponent.js
@@ -2382,7 +2382,15 @@ const MapComponent = ({ locations, onLocationUpdate, lineCoordinates }) => {
             contextmenuItems: [
               {
                 text: "Marker entfernen",
-                callback: () => removeMarker(marker, lineData),
+                callback: () => {
+                  const newCoords = marker.getLatLng();
+                  const newCoordinates = [...lineData.coordinates];
+                  newCoordinates[index] = [newCoords.lat, newCoords.lng];
+
+                  removeMarker(marker, lineData);
+                  newPolylines[lineIndex].remove();
+                  lineData.coordinates = newCoordinates;
+                },
               },
             ],
           });
@@ -2416,7 +2424,7 @@ const MapComponent = ({ locations, onLocationUpdate, lineCoordinates }) => {
 
       polyline.on("mouseover", (e) => {
         // Optional: Visualisiere, dass die Linie interaktiv ist
-        polyline.setStyle({ color: "blue" });
+        polyline.setStyle({ color: "blue", weight: 10 });
       });
 
       polyline.on("mouseout", (e) => {