diff --git a/lib/config.js b/lib/config.js
index dcf1bf2be..bee75cc32 100644
--- a/lib/config.js
+++ b/lib/config.js
@@ -262,7 +262,7 @@ var Config = function() {
   this.captureTimeout = 60000;
   this.proxies = {};
   this.proxyValidateSSL = true;
-  this.preprocessors = {'**/*.coffee': 'coffee'};
+  this.preprocessors = {'**/*.coffee': 'coffee', '**/*.html': 'html2js'};
   this.urlRoot = '/';
   this.reportSlowerThan = 0;
   this.loggers = [constant.CONSOLE_APPENDER];
diff --git a/package.json b/package.json
index 93e6f6f1a..57d4eec1e 100644
--- a/package.json
+++ b/package.json
@@ -93,6 +93,7 @@
     "karma-jasmine": "*",
     "karma-requirejs": "*",
     "karma-coffee-preprocessor": "*",
+    "karma-html2js-preprocessor": "*",
     "karma-chrome-launcher": "*",
     "karma-firefox-launcher": "*",
     "karma-phantomjs-launcher": "*",