diff --git a/src/frontend/app/ui/gallery/map/lightbox/lightbox.map.gallery.component.ts b/src/frontend/app/ui/gallery/map/lightbox/lightbox.map.gallery.component.ts
index 5953f801..315d2814 100644
--- a/src/frontend/app/ui/gallery/map/lightbox/lightbox.map.gallery.component.ts
+++ b/src/frontend/app/ui/gallery/map/lightbox/lightbox.map.gallery.component.ts
@@ -15,7 +15,6 @@ import {
   Control,
   divIcon,
   icon,
-  LatLng,
   latLng,
   latLngBounds,
   layerGroup,
@@ -392,11 +391,11 @@ export class GalleryMapLightboxComponent implements OnChanges {
       }
       if (parsedGPX.path.length !== 0) {
         // render the beginning of the path with a marker
-        this.mapLayersControlOption.overlays.Paths.addLayer(marker(parsedGPX.path[0] as LatLng));
-        this.mapLayersControlOption.overlays.Paths.addLayer(polyline(parsedGPX.path as LatLng[]));
+        this.mapLayersControlOption.overlays.Paths.addLayer(marker(parsedGPX.path[0]));
+        this.mapLayersControlOption.overlays.Paths.addLayer(polyline(parsedGPX.path));
       }
       parsedGPX.markers.forEach(mc => {
-        this.mapLayersControlOption.overlays.Paths.addLayer(marker(mc as LatLng));
+        this.mapLayersControlOption.overlays.Paths.addLayer(marker(mc));
       });
     }
   }
diff --git a/src/frontend/app/ui/gallery/map/map.service.ts b/src/frontend/app/ui/gallery/map/map.service.ts
index 789787c1..bcf10474 100644
--- a/src/frontend/app/ui/gallery/map/map.service.ts
+++ b/src/frontend/app/ui/gallery/map/map.service.ts
@@ -4,6 +4,7 @@ import {FileDTO} from '../../../../../common/entities/FileDTO';
 import {Utils} from '../../../../../common/Utils';
 import {Config} from '../../../../../common/config/public/Config';
 import {MapLayers, MapProviders} from '../../../../../common/config/public/ClientConfig';
+import {LatLngLiteral} from 'leaflet';
 
 
 @Injectable()
@@ -70,12 +71,12 @@ export class MapService {
   }
 
 
-  public async getMapCoordinates(file: FileDTO): Promise<{ path: MapCoordinates[], markers: MapCoordinates[] }> {
+  public async getMapCoordinates(file: FileDTO): Promise<{ path: LatLngLiteral[], markers: LatLngLiteral[] }> {
     const filePath = Utils.concatUrls(file.directory.path, file.directory.name, file.name);
     const gpx = await this.networkService.getXML('/gallery/content/' + filePath);
-    const getCoordinates = (tagName: string): MapCoordinates[] => {
+    const getCoordinates = (tagName: string): LatLngLiteral[] => {
       const elements = gpx.getElementsByTagName(tagName);
-      const ret: MapCoordinates[] = [];
+      const ret: LatLngLiteral[] = [];
       // tslint:disable-next-line:prefer-for-of
       for (let i = 0; i < elements.length; i++) {
         ret.push({
@@ -92,9 +93,3 @@ export class MapService {
     };
   }
 }
-
-
-export interface MapCoordinates {
-  lat: number;
-  lng: number;
-}