diff --git a/aio/package.json b/aio/package.json
index 25efaeb833..27ddf4d239 100644
--- a/aio/package.json
+++ b/aio/package.json
@@ -39,7 +39,7 @@
     "core-js": "^2.4.1",
     "rxjs": "^5.1.0",
     "ts-helpers": "^1.1.1",
-    "zone.js": "^0.7.6"
+    "zone.js": "0.7.8"
   },
   "devDependencies": {
     "@angular/cli": "^1.0.0-rc.0",
diff --git a/aio/src/app/navigation/navigation.service.spec.ts b/aio/src/app/navigation/navigation.service.spec.ts
index b75cdc900b..e2aae81f9f 100644
--- a/aio/src/app/navigation/navigation.service.spec.ts
+++ b/aio/src/app/navigation/navigation.service.spec.ts
@@ -73,9 +73,7 @@ describe('NavigationService', () => {
     });
 
 
-    it('should do WHAT(?) if the request fails', () => {
-      console.warn('PENDING: NavigationService navigationViews should do WHAT(?) if the request fails');
-    });
+    it('should do WHAT(?) if the request fails');
   });
 
   describe('selectedNodes', () => {
diff --git a/aio/src/app/search/search.service.spec.ts b/aio/src/app/search/search.service.spec.ts
index 7b7566ec0a..f92dcb3ba8 100644
--- a/aio/src/app/search/search.service.spec.ts
+++ b/aio/src/app/search/search.service.spec.ts
@@ -1,7 +1,7 @@
 import { ReflectiveInjector, NgZone } from '@angular/core';
 import { SearchService } from './search.service';
 
-xdescribe('SearchService', () => {
+describe('SearchService', () => {
 
   let injector: ReflectiveInjector;
 
@@ -13,12 +13,12 @@ xdescribe('SearchService', () => {
   });
 
   describe('loadIndex', () => {
-    it('should send a "load-index" message to the worker', () => {});
-    it('should connect the `ready` property to the response to the "load-index" message', () => {});
+    it('should send a "load-index" message to the worker');
+    it('should connect the `ready` property to the response to the "load-index" message');
   });
 
   describe('search', () => {
-    it('should send a "query-index" message to the worker', () => {});
-    it('should push the response to the `searchResults` observable', () => {});
+    it('should send a "query-index" message to the worker');
+    it('should push the response to the `searchResults` observable');
   });
 });
diff --git a/aio/yarn.lock b/aio/yarn.lock
index 6ae4b5ef01..794b8ba53c 100644
--- a/aio/yarn.lock
+++ b/aio/yarn.lock
@@ -6835,6 +6835,10 @@ zip-stream@~0.6.0:
     lodash "~3.10.1"
     readable-stream "~1.0.26"
 
-zone.js@^0.7.2, zone.js@^0.7.6:
+zone.js@0.7.8:
+  version "0.7.8"
+  resolved "https://registry.yarnpkg.com/zone.js/-/zone.js-0.7.8.tgz#4f3fe8834d44597f2639053a0fa438df34fffded"
+
+zone.js@^0.7.2:
   version "0.7.7"
   resolved "https://registry.yarnpkg.com/zone.js/-/zone.js-0.7.7.tgz#0d7b7ae7f68012d03438b8a18f5763441bbf9620"