diff --git a/karma.conf.babel.js b/karma.conf.babel.js
index 1cc8991..e66ee85 100644
--- a/karma.conf.babel.js
+++ b/karma.conf.babel.js
@@ -12,7 +12,10 @@ export default (config) => {
       'test/index.js': ['webpack']
     },
     coverageReporter: {
-      type: 'lcov'
+      type: 'lcov',
+      includeAllSources: true,
+      dir: 'coverage',
+      subdir: '.'
     },
     webpack: webpackConfig,
     webpackMiddleware: {