diff --git a/src/legacy/core_plugins/visualizations/public/np_ready/public/vis.ts b/src/legacy/core_plugins/visualizations/public/np_ready/public/vis.ts
index 0ba936c9f6567..91b6a2368f5ef 100644
--- a/src/legacy/core_plugins/visualizations/public/np_ready/public/vis.ts
+++ b/src/legacy/core_plugins/visualizations/public/np_ready/public/vis.ts
@@ -132,8 +132,10 @@ export class Vis {
       this.data.savedSearchId = state.data.savedSearchId;
     }
     if (state.data && state.data.aggs) {
-      let configStates = state.data.aggs;
-      configStates = this.initializeDefaultsFromSchemas(configStates, this.type.schemas.all || []);
+      const configStates = this.initializeDefaultsFromSchemas(
+        cloneDeep(state.data.aggs),
+        this.type.schemas.all || []
+      );
       if (!this.data.indexPattern) {
         if (state.data.aggs.length) {
           throw new Error('trying to initialize aggs without index pattern');
diff --git a/test/functional/apps/discover/_field_visualize.ts b/test/functional/apps/discover/_field_visualize.ts
new file mode 100644
index 0000000000000..4a72d5bb34716
--- /dev/null
+++ b/test/functional/apps/discover/_field_visualize.ts
@@ -0,0 +1,80 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import { FtrProviderContext } from '../../ftr_provider_context';
+
+export default function({ getService, getPageObjects }: FtrProviderContext) {
+  const esArchiver = getService('esArchiver');
+  const inspector = getService('inspector');
+  const kibanaServer = getService('kibanaServer');
+  const log = getService('log');
+  const PageObjects = getPageObjects(['common', 'discover', 'header', 'timePicker']);
+  const defaultSettings = {
+    defaultIndex: 'logstash-*',
+  };
+
+  describe('discover field visualize button', () => {
+    before(async function() {
+      log.debug('load kibana index with default index pattern');
+      await esArchiver.load('discover');
+
+      // and load a set of makelogs data
+      await esArchiver.loadIfNeeded('logstash_functional');
+      await kibanaServer.uiSettings.replace(defaultSettings);
+    });
+
+    beforeEach(async () => {
+      log.debug('go to discover');
+      await PageObjects.common.navigateToApp('discover');
+      await PageObjects.timePicker.setDefaultAbsoluteRange();
+    });
+
+    it('should visualize a field in area chart', async () => {
+      await PageObjects.discover.clickFieldListItem('phpmemory');
+      log.debug('visualize a phpmemory field');
+      await PageObjects.discover.clickFieldListItemVisualize('phpmemory');
+      await PageObjects.header.waitUntilLoadingHasFinished();
+      const expectedTableData = [
+        ['0', '10'],
+        ['58,320', '2'],
+        ['171,080', '2'],
+        ['3,240', '1'],
+        ['3,520', '1'],
+        ['3,880', '1'],
+        ['4,120', '1'],
+        ['4,640', '1'],
+        ['4,760', '1'],
+        ['5,680', '1'],
+        ['7,160', '1'],
+        ['7,400', '1'],
+        ['8,400', '1'],
+        ['8,800', '1'],
+        ['8,960', '1'],
+        ['9,400', '1'],
+        ['10,280', '1'],
+        ['10,840', '1'],
+        ['13,080', '1'],
+        ['13,360', '1'],
+      ];
+      await inspector.open();
+      await inspector.expectTableData(expectedTableData);
+      await inspector.close();
+    });
+  });
+}
diff --git a/test/functional/apps/discover/index.js b/test/functional/apps/discover/index.js
index 64a5a61335365..582c979a194f4 100644
--- a/test/functional/apps/discover/index.js
+++ b/test/functional/apps/discover/index.js
@@ -35,6 +35,7 @@ export default function({ getService, loadTestFile }) {
     loadTestFile(require.resolve('./_saved_queries'));
     loadTestFile(require.resolve('./_discover'));
     loadTestFile(require.resolve('./_discover_histogram'));
+    loadTestFile(require.resolve('./_field_visualize'));
     loadTestFile(require.resolve('./_filter_editor'));
     loadTestFile(require.resolve('./_errors'));
     loadTestFile(require.resolve('./_field_data'));