diff --git a/frontend/src/hooks/useGps.ts b/frontend/src/hooks/useGps.ts
index 947b7ed..0ddc8ef 100644
--- a/frontend/src/hooks/useGps.ts
+++ b/frontend/src/hooks/useGps.ts
@@ -74,6 +74,7 @@ export function useGpsDevices() {
       const { data } = await api.get('/gps/devices');
       return data;
     },
+    refetchInterval: 30000, // Refresh every 30 seconds to update lastActive
   });
 }