diff --git a/CHANGELOG.md b/CHANGELOG.md
index 483d097f12..8a6a353c2c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 - [#1241](https://github.com/crypto-org-chain/cronos/pull/1241) Improve parallelization of memiavl restoration.
 - [#1302](https://github.com/crypto-org-chain/cronos/pull/1302) Fix concurrent map access in rootmulti store.
 - [#1304](https://github.com/crypto-org-chain/cronos/pull/1304) Write versiondb with fsync, and relax the version requirement on startup.
+- [#1230](https://github.com/crypto-org-chain/cronos/pull/1230) Fix mem store in versiondb multistore.
 
 ### State Machine Breaking
 
diff --git a/app/app.go b/app/app.go
index 170edc02a6..3157ab4f60 100644
--- a/app/app.go
+++ b/app/app.go
@@ -373,23 +373,6 @@ func New(
 
 	keys, memKeys, tkeys := StoreKeys(skipGravity)
 
-	// load state streaming if enabled
-	if _, _, err := streaming.LoadStreamingServices(bApp, appOpts, appCodec, keys); err != nil {
-		fmt.Printf("failed to load state streaming: %s", err)
-		os.Exit(1)
-	}
-
-	// wire up the versiondb's `StreamingService` and `MultiStore`.
-	streamers := cast.ToStringSlice(appOpts.Get("store.streamers"))
-	var qms sdk.MultiStore
-	if slices.Contains(streamers, "versiondb") {
-		var err error
-		qms, err = setupVersionDB(homePath, bApp, keys, tkeys, memKeys)
-		if err != nil {
-			panic(err)
-		}
-	}
-
 	app := &App{
 		BaseApp:           bApp,
 		cdc:               cdc,
@@ -781,6 +764,23 @@ func New(
 	app.MountTransientStores(tkeys)
 	app.MountMemoryStores(memKeys)
 
+	// load state streaming if enabled
+	if _, _, err := streaming.LoadStreamingServices(bApp, appOpts, appCodec, keys); err != nil {
+		fmt.Printf("failed to load state streaming: %s", err)
+		os.Exit(1)
+	}
+
+	// wire up the versiondb's `StreamingService` and `MultiStore`.
+	streamers := cast.ToStringSlice(appOpts.Get("store.streamers"))
+	var qms sdk.MultiStore
+	if slices.Contains(streamers, "versiondb") {
+		var err error
+		qms, err = app.setupVersionDB(homePath, keys, tkeys, memKeys)
+		if err != nil {
+			panic(err)
+		}
+	}
+
 	// initialize BaseApp
 	app.SetInitChainer(app.InitChainer)
 	app.SetBeginBlocker(app.BeginBlocker)
diff --git a/app/versiondb.go b/app/versiondb.go
index 752d17942c..10b0ad76ad 100644
--- a/app/versiondb.go
+++ b/app/versiondb.go
@@ -7,16 +7,14 @@ import (
 	"os"
 	"path/filepath"
 
-	"github.com/cosmos/cosmos-sdk/baseapp"
 	storetypes "github.com/cosmos/cosmos-sdk/store/types"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/crypto-org-chain/cronos/versiondb"
 	"github.com/crypto-org-chain/cronos/versiondb/tsrocksdb"
 )
 
-func setupVersionDB(
+func (app *App) setupVersionDB(
 	homePath string,
-	app *baseapp.BaseApp,
 	keys map[string]*storetypes.KVStoreKey,
 	tkeys map[string]*storetypes.TransientStoreKey,
 	memKeys map[string]*storetypes.MemoryStoreKey,
@@ -39,7 +37,7 @@ func setupVersionDB(
 	service := versiondb.NewStreamingService(versionDB, exposeStoreKeys)
 	app.SetStreamingService(service)
 
-	verDB := versiondb.NewMultiStore(versionDB, exposeStoreKeys)
+	verDB := versiondb.NewMultiStore(app.CommitMultiStore(), versionDB, exposeStoreKeys)
 	verDB.MountTransientStores(tkeys)
 	verDB.MountMemoryStores(memKeys)
 
diff --git a/app/versiondb_placeholder.go b/app/versiondb_placeholder.go
index 1c46fec500..1225c8e864 100644
--- a/app/versiondb_placeholder.go
+++ b/app/versiondb_placeholder.go
@@ -6,14 +6,12 @@ package app
 import (
 	"errors"
 
-	"github.com/cosmos/cosmos-sdk/baseapp"
 	storetypes "github.com/cosmos/cosmos-sdk/store/types"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
 
-func setupVersionDB(
+func (app *App) setupVersionDB(
 	homePath string,
-	app *baseapp.BaseApp,
 	keys map[string]*storetypes.KVStoreKey,
 	tkeys map[string]*storetypes.TransientStoreKey,
 	memKeys map[string]*storetypes.MemoryStoreKey,
diff --git a/go.mod b/go.mod
index d8e98e4dbc..37d12867ce 100644
--- a/go.mod
+++ b/go.mod
@@ -10,7 +10,7 @@ require (
 	github.com/cosmos/cosmos-sdk v0.46.15-0.20230807104542-537257060180
 	github.com/cosmos/gogoproto v1.4.8
 	github.com/cosmos/ibc-go/v6 v6.2.0
-	github.com/crypto-org-chain/cronos/store v0.0.4
+	github.com/crypto-org-chain/cronos/store v0.0.5
 	github.com/crypto-org-chain/cronos/versiondb v0.0.0-00010101000000-000000000000
 	github.com/ethereum/go-ethereum v1.10.26
 	github.com/evmos/ethermint v0.0.0-00010101000000-000000000000
@@ -77,7 +77,7 @@ require (
 	github.com/cosmos/ibc-go/v5 v5.2.1 // indirect
 	github.com/cosmos/ledger-cosmos-go v0.12.2 // indirect
 	github.com/creachadair/taskgroup v0.3.2 // indirect
-	github.com/crypto-org-chain/cronos/memiavl v0.0.4 // indirect
+	github.com/crypto-org-chain/cronos/memiavl v0.0.5 // indirect
 	github.com/danieljoos/wincred v1.1.2 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/deckarep/golang-set v1.8.0 // indirect
diff --git a/store/go.mod b/store/go.mod
index 53c4660de9..5e03816ee2 100644
--- a/store/go.mod
+++ b/store/go.mod
@@ -7,7 +7,7 @@ require (
 	github.com/confio/ics23/go v0.9.0
 	github.com/cosmos/cosmos-sdk v0.46.14
 	github.com/cosmos/iavl v0.19.6
-	github.com/crypto-org-chain/cronos/memiavl v0.0.4
+	github.com/crypto-org-chain/cronos/memiavl v0.0.5
 	github.com/gogo/protobuf v1.3.2
 	github.com/spf13/cast v1.5.0
 	github.com/stretchr/testify v1.8.3
diff --git a/store/rootmulti/store.go b/store/rootmulti/store.go
index 41406f2303..07bfe41e42 100644
--- a/store/rootmulti/store.go
+++ b/store/rootmulti/store.go
@@ -224,12 +224,12 @@ func (rs *Store) CacheMultiStoreWithVersion(version int64) (types.CacheMultiStor
 
 // Implements interface MultiStore
 func (rs *Store) GetStore(key types.StoreKey) types.Store {
-	panic("uncached KVStore is not supposed to be accessed directly")
+	return rs.stores[key]
 }
 
 // Implements interface MultiStore
 func (rs *Store) GetKVStore(key types.StoreKey) types.KVStore {
-	panic("uncached KVStore is not supposed to be accessed directly")
+	return rs.stores[key]
 }
 
 // Implements interface MultiStore
diff --git a/versiondb/go.mod b/versiondb/go.mod
index 598151f4eb..be1fb47c11 100644
--- a/versiondb/go.mod
+++ b/versiondb/go.mod
@@ -7,7 +7,7 @@ require (
 	github.com/alitto/pond v1.8.2
 	github.com/cosmos/cosmos-sdk v0.46.14
 	github.com/cosmos/iavl v0.19.6
-	github.com/crypto-org-chain/cronos/memiavl v0.0.3
+	github.com/crypto-org-chain/cronos/memiavl v0.0.5
 	github.com/gogo/protobuf v1.3.3
 	github.com/golang/snappy v0.0.4
 	github.com/linxGnu/grocksdb v1.8.0
diff --git a/versiondb/multistore.go b/versiondb/multistore.go
index 423aec8496..878f6dd08e 100644
--- a/versiondb/multistore.go
+++ b/versiondb/multistore.go
@@ -5,8 +5,6 @@ import (
 	"sync"
 
 	"github.com/cosmos/cosmos-sdk/store/cachemulti"
-	"github.com/cosmos/cosmos-sdk/store/mem"
-	"github.com/cosmos/cosmos-sdk/store/transient"
 	"github.com/cosmos/cosmos-sdk/store/types"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
@@ -19,7 +17,10 @@ type MultiStore struct {
 	storeKeys []types.StoreKey
 
 	// transient or memory stores
-	transientStores map[types.StoreKey]types.KVStore
+	transientStores map[types.StoreKey]struct{}
+
+	// proxy the calls for transient or mem stores to the parent
+	parent types.MultiStore
 
 	traceWriter       io.Writer
 	traceContext      types.TraceContext
@@ -27,8 +28,8 @@ type MultiStore struct {
 }
 
 // NewMultiStore returns a new versiondb `MultiStore`.
-func NewMultiStore(versionDB VersionStore, storeKeys []types.StoreKey) *MultiStore {
-	return &MultiStore{versionDB: versionDB, storeKeys: storeKeys, transientStores: make(map[types.StoreKey]types.KVStore)}
+func NewMultiStore(parent types.MultiStore, versionDB VersionStore, storeKeys []types.StoreKey) *MultiStore {
+	return &MultiStore{versionDB: versionDB, storeKeys: storeKeys, parent: parent, transientStores: make(map[types.StoreKey]struct{})}
 }
 
 // GetStoreType implements `MultiStore` interface.
@@ -39,8 +40,8 @@ func (s *MultiStore) GetStoreType() types.StoreType {
 // cacheMultiStore branch out the multistore.
 func (s *MultiStore) cacheMultiStore(version *int64) sdk.CacheMultiStore {
 	stores := make(map[types.StoreKey]types.CacheWrapper, len(s.transientStores)+len(s.storeKeys))
-	for k, v := range s.transientStores {
-		stores[k] = v
+	for k := range s.transientStores {
+		stores[k] = s.parent.GetKVStore(k).(types.CacheWrapper)
 	}
 	for _, k := range s.storeKeys {
 		stores[k] = NewKVStore(s.versionDB, k, version)
@@ -75,9 +76,8 @@ func (s *MultiStore) GetStore(storeKey types.StoreKey) sdk.Store {
 
 // GetKVStore implements `MultiStore` interface
 func (s *MultiStore) GetKVStore(storeKey types.StoreKey) sdk.KVStore {
-	store, ok := s.transientStores[storeKey]
-	if ok {
-		return store
+	if _, ok := s.transientStores[storeKey]; ok {
+		return s.parent.GetKVStore(storeKey)
 	}
 	return NewKVStore(s.versionDB, storeKey, nil)
 }
@@ -85,14 +85,15 @@ func (s *MultiStore) GetKVStore(storeKey types.StoreKey) sdk.KVStore {
 // MountTransientStores simlates the same behavior as sdk to support grpc query service.
 func (s *MultiStore) MountTransientStores(keys map[string]*types.TransientStoreKey) {
 	for _, key := range keys {
-		s.transientStores[key] = transient.NewStore()
+		s.transientStores[key] = struct{}{}
 	}
 }
 
-// MountMemoryStores simlates the same behavior as sdk to support grpc query service.
+// MountMemoryStores simlates the same behavior as sdk to support grpc query service,
+// it shares the existing mem store instance.
 func (s *MultiStore) MountMemoryStores(keys map[string]*types.MemoryStoreKey) {
 	for _, key := range keys {
-		s.transientStores[key] = mem.NewStore()
+		s.transientStores[key] = struct{}{}
 	}
 }