diff --git a/weed/command/mount_std.go b/weed/command/mount_std.go
index f0c59b331..9df43e40a 100644
--- a/weed/command/mount_std.go
+++ b/weed/command/mount_std.go
@@ -191,7 +191,6 @@ func RunMount(option *MountOptions, umask os.FileMode) bool {
 		CacheDir:           *option.cacheDir,
 		CacheSizeMB:        *option.cacheSizeMB,
 		DataCenter:         *option.dataCenter,
-		EntryCacheTtl:      3 * time.Second,
 		MountUid:           uid,
 		MountGid:           gid,
 		MountMode:          mountMode,
diff --git a/weed/filesys/wfs.go b/weed/filesys/wfs.go
index 4b73aaa05..7bacfb114 100644
--- a/weed/filesys/wfs.go
+++ b/weed/filesys/wfs.go
@@ -41,7 +41,6 @@ type Option struct {
 	CacheDir           string
 	CacheSizeMB        int64
 	DataCenter         string
-	EntryCacheTtl      time.Duration
 	Umask              os.FileMode
 	ReadOnly           bool