diff --git a/src/layout/Map/MapComponent.test.tsx b/src/layout/Map/MapComponent.test.tsx
index f0b278cc3b..909c0fb86f 100644
--- a/src/layout/Map/MapComponent.test.tsx
+++ b/src/layout/Map/MapComponent.test.tsx
@@ -174,7 +174,10 @@ describe('MapComponent', () => {
 
     const tiles = container.querySelectorAll<HTMLImageElement>('img.leaflet-tile');
     expect(tiles.length).toBeGreaterThan(0);
-    tiles.forEach((tile) => expect(tile.getAttribute('alt')).toBe(''));
+    tiles.forEach((tile) => {
+      expect(tile.getAttribute('alt')).toBe('');
+      expect(tile.referrerPolicy).toBe('strict-origin-when-cross-origin');
+    });
   });
 
   it('should have expression support for latitude and longitude in centerLocation', async () => {
diff --git a/src/layout/Map/features/layers/MapLayers.tsx b/src/layout/Map/features/layers/MapLayers.tsx
index 7d11c91952..d261a3c8e5 100644
--- a/src/layout/Map/features/layers/MapLayers.tsx
+++ b/src/layout/Map/features/layers/MapLayers.tsx
@@ -13,6 +13,7 @@ function OurTileLayer({ layer }: { layer: MapTileLayer }) {
       subdomains={layer.subdomains ?? []}
       minZoom={layer.minZoom ?? 0}
       maxZoom={layer.maxZoom ?? 18}
+      referrerPolicy='strict-origin-when-cross-origin'
     />
   );
 }