diff --git a/backend/hasher/hasher.go b/backend/hasher/hasher.go
index 1ee789eaf..b3ee58a29 100644
--- a/backend/hasher/hasher.go
+++ b/backend/hasher/hasher.go
@@ -14,6 +14,7 @@ import (
 
 	"github.com/rclone/rclone/fs"
 	"github.com/rclone/rclone/fs/cache"
+	"github.com/rclone/rclone/fs/config"
 	"github.com/rclone/rclone/fs/config/configmap"
 	"github.com/rclone/rclone/fs/config/configstruct"
 	"github.com/rclone/rclone/fs/fspath"
@@ -157,7 +158,7 @@ func NewFs(ctx context.Context, fsname, rpath string, cmap configmap.Mapper) (fs
 
 	if f.opt.MaxAge > 0 {
 		gob.Register(hashRecord{})
-		db, err := kv.Start(ctx, "hasher", f.Fs)
+		db, err := kv.Start(ctx, "hasher", config.GetCacheDir(), f.Fs)
 		if err != nil {
 			return nil, err
 		}
diff --git a/lib/kv/bolt.go b/lib/kv/bolt.go
index 39cf2ed15..98ef9b245 100644
--- a/lib/kv/bolt.go
+++ b/lib/kv/bolt.go
@@ -13,7 +13,6 @@ import (
 	"time"
 
 	"github.com/rclone/rclone/fs"
-	"github.com/rclone/rclone/fs/config"
 	"github.com/rclone/rclone/lib/encoder"
 	"go.etcd.io/bbolt"
 )
@@ -66,14 +65,12 @@ func makeName(facility string, f fs.Fs) string {
 }
 
 // Start a new key-value database
-func Start(ctx context.Context, facility string, f fs.Fs) (*DB, error) {
+func Start(ctx context.Context, facility string, dir string, f fs.Fs) (*DB, error) {
 	dbMut.Lock()
 	defer dbMut.Unlock()
 	if db := lockedGet(facility, f); db != nil {
 		return db, nil
 	}
-
-	dir := filepath.Join(config.GetCacheDir(), "kv")
 	if err := os.MkdirAll(dir, dbDirMode); err != nil {
 		return nil, err
 	}
diff --git a/lib/kv/internal_test.go b/lib/kv/internal_test.go
index f101f720e..5a9eaea5c 100644
--- a/lib/kv/internal_test.go
+++ b/lib/kv/internal_test.go
@@ -8,6 +8,7 @@ import (
 	"sync"
 	"testing"
 
+	"github.com/rclone/rclone/fs/config"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 )
@@ -22,7 +23,7 @@ func TestKvConcurrency(t *testing.T) {
 	wg.Add(threadNum)
 	for i := range threadNum {
 		go func(i int) {
-			db, err := Start(ctx, "test", nil)
+			db, err := Start(ctx, "test", config.GetCacheDir(), nil)
 			require.NoError(t, err)
 			require.NotNil(t, db)
 			results[i] = db
@@ -57,7 +58,7 @@ func TestKvExit(t *testing.T) {
 	for i := range dbNum {
 		facility := fmt.Sprintf("test-%d", i)
 		for j := 0; j <= i; j++ {
-			db, err := Start(ctx, facility, nil)
+			db, err := Start(ctx, facility, config.GetCacheDir(), nil)
 			require.NoError(t, err)
 			require.NotNil(t, db)
 		}