diff --git a/store/heap_test.go b/store/heap_test.go
index 3102c4093..ad52f4d39 100644
--- a/store/heap_test.go
+++ b/store/heap_test.go
@@ -28,7 +28,7 @@ func TestHeapPushPop(t *testing.T) {
 	for i := 0; i < 10; i++ {
 		path := fmt.Sprintf("%v", 10-i)
 		m := time.Duration(10 - i)
-		n := newKV(nil, path, path, 0, nil, "", time.Now().Add(time.Second*m))
+		n := newKV(nil, path, path, 0, nil, time.Now().Add(time.Second*m))
 		h.push(n)
 	}
 
@@ -54,7 +54,7 @@ func TestHeapUpdate(t *testing.T) {
 	for i := range kvs {
 		path := fmt.Sprintf("%v", 10-i)
 		m := time.Duration(10 - i)
-		n := newKV(nil, path, path, 0, nil, "", time.Now().Add(time.Second*m))
+		n := newKV(nil, path, path, 0, nil, time.Now().Add(time.Second*m))
 		kvs[i] = n
 		h.push(n)
 	}
diff --git a/store/node.go b/store/node.go
index 76cd38ae2..e41eec2aa 100644
--- a/store/node.go
+++ b/store/node.go
@@ -45,7 +45,6 @@ type node struct {
 	Parent *node `json:"-"` // should not encode this field! avoid circular dependency.
 
 	ExpireTime time.Time
-	ACL        string
 	Value      string           // for key-value pair
 	Children   map[string]*node // for directory
 
@@ -54,15 +53,12 @@ type node struct {
 }
 
 // newKV creates a Key-Value pair
-func newKV(store *store, nodePath string, value string, createdIndex uint64,
-	parent *node, ACL string, expireTime time.Time) *node {
-
+func newKV(store *store, nodePath string, value string, createdIndex uint64, parent *node, expireTime time.Time) *node {
 	return &node{
 		Path:          nodePath,
 		CreatedIndex:  createdIndex,
 		ModifiedIndex: createdIndex,
 		Parent:        parent,
-		ACL:           ACL,
 		store:         store,
 		ExpireTime:    expireTime,
 		Value:         value,
@@ -70,15 +66,12 @@ func newKV(store *store, nodePath string, value string, createdIndex uint64,
 }
 
 // newDir creates a directory
-func newDir(store *store, nodePath string, createdIndex uint64, parent *node,
-	ACL string, expireTime time.Time) *node {
-
+func newDir(store *store, nodePath string, createdIndex uint64, parent *node, expireTime time.Time) *node {
 	return &node{
 		Path:          nodePath,
 		CreatedIndex:  createdIndex,
 		ModifiedIndex: createdIndex,
 		Parent:        parent,
-		ACL:           ACL,
 		ExpireTime:    expireTime,
 		Children:      make(map[string]*node),
 		store:         store,
@@ -369,12 +362,12 @@ func (n *node) Compare(prevValue string, prevIndex uint64) (ok bool, which int)
 // If the node is a key-value pair, it will clone the pair.
 func (n *node) Clone() *node {
 	if !n.IsDir() {
-		newkv := newKV(n.store, n.Path, n.Value, n.CreatedIndex, n.Parent, n.ACL, n.ExpireTime)
+		newkv := newKV(n.store, n.Path, n.Value, n.CreatedIndex, n.Parent, n.ExpireTime)
 		newkv.ModifiedIndex = n.ModifiedIndex
 		return newkv
 	}
 
-	clone := newDir(n.store, n.Path, n.CreatedIndex, n.Parent, n.ACL, n.ExpireTime)
+	clone := newDir(n.store, n.Path, n.CreatedIndex, n.Parent, n.ExpireTime)
 	clone.ModifiedIndex = n.ModifiedIndex
 
 	for key, child := range n.Children {
diff --git a/store/store.go b/store/store.go
index dea54690d..fe2e2aaa0 100644
--- a/store/store.go
+++ b/store/store.go
@@ -85,9 +85,9 @@ func New(namespaces ...string) Store {
 func newStore(namespaces ...string) *store {
 	s := new(store)
 	s.CurrentVersion = defaultVersion
-	s.Root = newDir(s, "/", s.CurrentIndex, nil, "", Permanent)
+	s.Root = newDir(s, "/", s.CurrentIndex, nil, Permanent)
 	for _, namespace := range namespaces {
-		s.Root.Add(newDir(s, namespace, s.CurrentIndex, s.Root, "", Permanent))
+		s.Root.Add(newDir(s, namespace, s.CurrentIndex, s.Root, Permanent))
 	}
 	s.Stats = newStats()
 	s.WatcherHub = newWatchHub(1000)
@@ -516,12 +516,12 @@ func (s *store) internalCreate(nodePath string, dir bool, value string, unique,
 		valueCopy := value
 		eNode.Value = &valueCopy
 
-		n = newKV(s, nodePath, value, nextIndex, d, "", expireTime)
+		n = newKV(s, nodePath, value, nextIndex, d, expireTime)
 
 	} else { // create directory
 		eNode.Dir = true
 
-		n = newDir(s, nodePath, nextIndex, d, "", expireTime)
+		n = newDir(s, nodePath, nextIndex, d, expireTime)
 	}
 
 	// we are sure d is a directory and does not have the children with name n.Name
@@ -612,7 +612,7 @@ func (s *store) checkDir(parent *node, dirName string) (*node, *etcdErr.Error) {
 		return nil, etcdErr.NewError(etcdErr.EcodeNotDir, node.Path, s.CurrentIndex)
 	}
 
-	n := newDir(s, path.Join(parent.Path, dirName), s.CurrentIndex+1, parent, parent.ACL, Permanent)
+	n := newDir(s, path.Join(parent.Path, dirName), s.CurrentIndex+1, parent, Permanent)
 
 	parent.Children[dirName] = n