diff --git a/packages/xod-client-electron/test-func/1-blink.spec.js b/packages/xod-client-electron/test-func/1-blink.spec.js
index fcf1bcd6..97cdf95d 100644
--- a/packages/xod-client-electron/test-func/1-blink.spec.js
+++ b/packages/xod-client-electron/test-func/1-blink.spec.js
@@ -38,7 +38,6 @@ describe('IDE: Blink project', () => {
         .then(() => ide.page.assertNoPatchesAreOpen())
         // close patch group to restore initial state
         .then(() => ide.page.findPatchGroup(patchGroup).click())
-        .then(() => ide.page.assertPatchGroupCollapsed(patchGroup))
     );
   });
 
diff --git a/packages/xod-client-electron/test-func/pageObject.js b/packages/xod-client-electron/test-func/pageObject.js
index cf917063..20cd6c33 100644
--- a/packages/xod-client-electron/test-func/pageObject.js
+++ b/packages/xod-client-electron/test-func/pageObject.js
@@ -4,7 +4,7 @@ const chai = require('chai');
 const chaiAsPromised = require('chai-as-promised');
 
 chai.use(chaiAsPromised);
-const assert = chai.assert;
+const { assert } = chai;
 
 //-----------------------------------------------------------------------------
 // Func utils
diff --git a/packages/xod-client/src/project/components/Node.jsx b/packages/xod-client/src/project/components/Node.jsx
index 561f4357..0276e35e 100644
--- a/packages/xod-client/src/project/components/Node.jsx
+++ b/packages/xod-client/src/project/components/Node.jsx
@@ -23,21 +23,10 @@ class Node extends React.Component {
 
   shouldComponentUpdate(newProps) {
     return !R.eqBy(
-      R.pick([
-        'id',
-        'label',
-        'type',
-        'pins',
-        'size',
-        'position',
-        'dead',
-        'isSelected',
-        'isGhost',
-        'isDragged',
-        'hidden',
-        'noEvents',
-        'linkingPin',
-        'pinLinkabilityValidator',
+      R.omit([
+        'onMouseDown',
+        'onMouseUp',
+        'onDoubleClick',
       ]),
       newProps,
       this.props