diff --git a/frontend/src/stores/authStore.ts b/frontend/src/stores/authStore.ts
index cadeb4d..2f39585 100644
--- a/frontend/src/stores/authStore.ts
+++ b/frontend/src/stores/authStore.ts
@@ -33,7 +33,9 @@ interface AuthState {
   clearAll: () => void;
 }
 
-const API_URL = "http://localhost:8000/api";
+const API_URL =
+  import.meta.env.VITE_API_URL ||
+  (import.meta.env.PROD ? "/api" : "http://localhost:8000/");
 
 export const useAuthStore = create<AuthState>()(
   persist(