diff --git a/modules/@angular/router/karma.conf.js b/modules/@angular/router/karma.conf.js
index efa15ff91e..a9e2219342 100644
--- a/modules/@angular/router/karma.conf.js
+++ b/modules/@angular/router/karma.conf.js
@@ -53,7 +53,7 @@ module.exports = function(config) {
       {pattern: 'dist/all/@angular/platform-browser-dynamic/testing/**/*.js', included: false, watched: false},
 
       // Router
-      {pattern: 'dist/all/@angular/router/**/*.js', included: false, watched: false}
+      {pattern: 'dist/all/@angular/router/**/*.js', included: false, watched: true}
     ],
 
     customLaunchers: browserProvidersConf.customLaunchers,
diff --git a/modules/@angular/router/tsconfig.json b/modules/@angular/router/tsconfig.json
index 5f36f8e4f6..d8e34e9c3a 100644
--- a/modules/@angular/router/tsconfig.json
+++ b/modules/@angular/router/tsconfig.json
@@ -7,6 +7,7 @@
     "experimentalDecorators": true,
     "module": "commonjs",
     "moduleResolution": "node",
+    "noEmitOnError": false,
     "outDir": "../../../dist/all/@angular/router/",
     "paths": {
       "@angular/*": ["../../../dist/all/@angular/*"]