diff --git a/src/Updux.ts b/src/Updux.ts
index 5a1d534..99be92a 100644
--- a/src/Updux.ts
+++ b/src/Updux.ts
@@ -198,10 +198,10 @@ export default class Updux<
 
     createStore(
         options: Partial<{
-            initialState: T_LocalState;
+            preloadedState: T_LocalState;
         }> = {},
     ) {
-        const preloadedState: any = options.initialState ?? this.initialState;
+        const preloadedState: any = options.preloadedState;
 
         const effects = buildEffectsMiddleware(
             this.effects,