diff --git a/apps/client/src/types-lib.d.ts b/apps/client/src/types-lib.d.ts
index 0c4474e94..14403b743 100644
--- a/apps/client/src/types-lib.d.ts
+++ b/apps/client/src/types-lib.d.ts
@@ -51,3 +51,12 @@ declare module "leaflet" {
         markers?: GPXMarker | undefined;
     }
 }
+
+declare global {
+    interface Navigator {
+        /** Returns a boolean indicating whether the browser is running in standalone mode. Available on Apple's iOS Safari only. */
+        standalone?: boolean;
+        /** Returns the WindowControlsOverlay interface which exposes information about the geometry of the title bar in desktop Progressive Web Apps, and an event to know whenever it changes. */
+        windowControlsOverlay?: unknown;
+    }
+}