diff --git a/server/src/app.ts b/server/src/app.ts
index 1ea8b4c..acf9a79 100644
--- a/server/src/app.ts
+++ b/server/src/app.ts
@@ -82,7 +82,8 @@ export function createApp(): express.Application {
           "https://*.basemaps.cartocdn.com", "https://*.tile.openstreetmap.org",
           "https://unpkg.com", "https://open-meteo.com", "https://api.open-meteo.com",
           "https://geocoding-api.open-meteo.com", "https://api.exchangerate-api.com",
-          "https://raw.githubusercontent.com/nvkelso/natural-earth-vector/master/geojson/ne_50m_admin_0_countries.geojson"
+          "https://raw.githubusercontent.com/nvkelso/natural-earth-vector/master/geojson/ne_50m_admin_0_countries.geojson",
+          "https://router.project-osrm.org/route/v1"
         ],
         fontSrc: ["'self'", "https://fonts.gstatic.com", "data:"],
         objectSrc: ["'none'"],