diff --git a/app/src/main/java/de/apps4ics/mountainnavigation/MainActivity.java b/app/src/main/java/de/apps4ics/mountainnavigation/MainActivity.java
index 2c46929..e6c1a61 100644
--- a/app/src/main/java/de/apps4ics/mountainnavigation/MainActivity.java
+++ b/app/src/main/java/de/apps4ics/mountainnavigation/MainActivity.java
@@ -49,6 +49,7 @@
 import org.osmdroid.util.GeoPoint;
 import org.osmdroid.views.MapView;
 
+import java.util.ArrayList;
 import java.util.List;
 
 public class MainActivity extends AppCompatActivity implements LocationListener {
@@ -108,6 +109,8 @@
         mapController.setZoom(ZOOM_LEVEL);
         mapController.setCenter(new GeoPoint(37.9777, 23.7277));
 
+        poiMarkers = new ArrayList<>();
+
         frameLayout.addView(mapView);
 
         mTitle = mDrawerTitle = getTitle();
@@ -214,6 +217,7 @@
                 positionMarker.setTitle(getString(R.string.osm_marker_title));
                 positionMarker.setSnippet("Latitude: " + gp.getLatitude() + "\n" + "Longitude: " + gp.getLongitude());
                 positionMarker.setImage(getDrawable(entryImgs[type]));
+                positionMarker.setIcon(getDrawable(entryImgs[type]));
                 mapView.getOverlays().add(positionMarker);
                 mapView.invalidate();
             }