diff --git a/client/app/scripts/stores/__tests__/app-store-test.js b/client/app/scripts/stores/__tests__/app-store-test.js
index 31abf96e4..e82fcba11 100644
--- a/client/app/scripts/stores/__tests__/app-store-test.js
+++ b/client/app/scripts/stores/__tests__/app-store-test.js
@@ -60,11 +60,6 @@ describe('AppStore', function() {
     type: ActionTypes.OPEN_WEBSOCKET
   };
 
-  const ReceiveEmptyNodesDeltaAction = {
-    type: ActionTypes.RECEIVE_NODES_DELTA,
-    delta: {}
-  };
-
   const ReceiveNodesDeltaAction = {
     type: ActionTypes.RECEIVE_NODES_DELTA,
     delta: {
@@ -189,12 +184,12 @@ describe('AppStore', function() {
 
     registeredCallback(CloseWebsocketAction);
     expect(AppStore.isWebsocketClosed()).toBeTruthy();
+    // keep showing old nodes
     expect(AppStore.getNodes().toJS()).toEqual(NODE_SET);
 
     registeredCallback(OpenWebsocketAction);
     expect(AppStore.isWebsocketClosed()).toBeFalsy();
-
-    registeredCallback(ReceiveEmptyNodesDeltaAction);
+    // opened socket clears nodes
     expect(AppStore.getNodes().toJS()).toEqual({});
   });
 
diff --git a/client/app/scripts/stores/app-store.js b/client/app/scripts/stores/app-store.js
index 385530f21..f52ad3b03 100644
--- a/client/app/scripts/stores/app-store.js
+++ b/client/app/scripts/stores/app-store.js
@@ -176,7 +176,6 @@ AppStore.registeredCallback = function(payload) {
       break;
 
     case ActionTypes.CLOSE_WEBSOCKET:
-      nodes = nodes.clear();
       websocketClosed = true;
       AppStore.emit(AppStore.CHANGE_EVENT);
       break;
@@ -209,7 +208,7 @@ AppStore.registeredCallback = function(payload) {
 
     case ActionTypes.OPEN_WEBSOCKET:
       // flush nodes cache after re-connect
-      nodes = {};
+      nodes = nodes.clear();
       websocketClosed = false;
 
       AppStore.emit(AppStore.CHANGE_EVENT);