diff --git a/ng2-components/ng2-alfresco-core/karma.conf.js b/ng2-components/ng2-alfresco-core/karma.conf.js
index f6004cd36b..97303d3231 100644
--- a/ng2-components/ng2-alfresco-core/karma.conf.js
+++ b/ng2-components/ng2-alfresco-core/karma.conf.js
@@ -107,7 +107,7 @@ module.exports = function (config) {
     // Source files that you wanna generate coverage for.
     // Do not include tests or libraries (these files will be instrumented by Istanbul)
     preprocessors: {
-      'dist/**/!(*spec).js': ['coverage']
+      //'dist/**/!(*spec).js': ['coverage']
     },
 
     coverageReporter: {
diff --git a/ng2-components/ng2-alfresco-core/tsconfig.json b/ng2-components/ng2-alfresco-core/tsconfig.json
index df04894e3b..b1effea355 100644
--- a/ng2-components/ng2-alfresco-core/tsconfig.json
+++ b/ng2-components/ng2-alfresco-core/tsconfig.json
@@ -1,7 +1,7 @@
 {
     "compilerOptions": {
         "target": "es5",
-        "module": "commonjs",
+        "module": "system",
         "moduleResolution": "node",
         "emitDecoratorMetadata": true,
         "experimentalDecorators": true,