diff --git a/src/composables/useStore.ts b/src/composables/useStore.ts
index 59774697..5ff4c036 100644
--- a/src/composables/useStore.ts
+++ b/src/composables/useStore.ts
@@ -23,7 +23,7 @@ export const createStore = (options?: FlowOptions) => {
     }
   }
   const store = useNewStore(storageKey, preloadedState)
-  if (withStorage && storageKey === store.id?.value) {
+  if (withStorage && storageKey === store.id) {
     const toObject = onLoadToObject(store.state)
     watch(
       store.state,
@@ -39,7 +39,7 @@ export const createStore = (options?: FlowOptions) => {
 export default (options?: FlowOptions): FlowStore => {
   const currentInstance = getCurrentInstance()
   let store = currentInstance ? inject(StoreSymbol, undefined) : false
-  if (!store || (store && options?.id && options.id !== store.id?.value)) {
+  if (!store || (store && options?.id && options.id !== store.id)) {
     store = createStore(options)
   }
   if (currentInstance) provide(StoreSymbol, store)
diff --git a/src/store/store.ts b/src/store/store.ts
index 12aa71fa..f92f15b3 100644
--- a/src/store/store.ts
+++ b/src/store/store.ts
@@ -8,6 +8,7 @@ export default (id: string, preloadedState: FlowState): Store => {
   const getters = useGetters(state)
   const actions = useActions(state, getters)
   return {
+    id,
     state,
     ...toRefs(state),
     ...getters,
diff --git a/src/types/store.ts b/src/types/store.ts
index 0fd1fca3..97f4d447 100644
--- a/src/types/store.ts
+++ b/src/types/store.ts
@@ -20,7 +20,7 @@ import { NodeExtent, GraphNode, TranslateExtent } from './node'
 import { D3Selection, D3Zoom, D3ZoomHandler, InitD3ZoomPayload } from './zoom'
 import { FlowHooks } from './hooks'
 
-export interface FlowState extends Omit<FlowOptions, 'elements'> {
+export interface FlowState extends Omit<FlowOptions, 'elements' | 'id'> {
   hooks: FlowHooks
   instance?: FlowInstance
 
@@ -89,5 +89,5 @@ export interface FlowGetters {
   getSelectedNodes: ComputedRef<GraphNode[]>
 }
 
-export type Store = { state: FlowState } & ToRefs<FlowState> & FlowActions & FlowGetters
+export type Store = { id: string; state: FlowState } & ToRefs<FlowState> & FlowActions & FlowGetters
 export type FlowStore = UnwrapNestedRefs<Store>