diff --git a/test/fixtures/non-whitelisted/index.js b/test/fixtures/non-whitelisted/index.js
new file mode 100644
index 0000000..57ce2fd
--- /dev/null
+++ b/test/fixtures/non-whitelisted/index.js
@@ -0,0 +1 @@
+const content = 'whitelist-check'
diff --git a/test/fixtures/non-whitelisted/non-whitelisted.js b/test/fixtures/non-whitelisted/non-whitelisted.js
deleted file mode 100644
index a6abc28..0000000
--- a/test/fixtures/non-whitelisted/non-whitelisted.js
+++ /dev/null
@@ -1 +0,0 @@
-const content = 'non-whitelisted'
diff --git a/test/fixtures/webpack.config.js b/test/fixtures/webpack.config.js
index a63656c..5dbd12b 100644
--- a/test/fixtures/webpack.config.js
+++ b/test/fixtures/webpack.config.js
@@ -21,7 +21,7 @@ module.exports = {
     new NukeCssPlugin({
       sources: [`file://${__dirname}/*.html`],
       sourceMap: true,
-      sourceWhitelist: ['whitelisted/'],
+      sourceWhitelist: ['/whitelisted/'],
       sourceBlacklist: ['blacklisted.js'],
       nukecssOptions: {
         whitelist: ['unused-but-whitelisted']
diff --git a/test/fixtures/whitelisted/entry.css b/test/fixtures/whitelisted/entry.css
index c5c204f..a017615 100644
--- a/test/fixtures/whitelisted/entry.css
+++ b/test/fixtures/whitelisted/entry.css
@@ -29,10 +29,6 @@
   content: 'fa';
 }
 
-.non-whitelisted {
-  content: 'fa';
-}
-
 :local .my-local-class :global .fa-table {
   content: 'locally scoped';
 }
diff --git a/test/fixtures/whitelisted/entry.extracted.css b/test/fixtures/whitelisted/entry.extracted.css
index 695ed99..5af7ea0 100644
--- a/test/fixtures/whitelisted/entry.extracted.css
+++ b/test/fixtures/whitelisted/entry.extracted.css
@@ -37,7 +37,7 @@ a:hover {
   content: 'fa';
 }
 
-.non-whitelisted {
+.whitelist-check {
   content: 'fa';
 }
 
diff --git a/test/fixtures/whitelisted/entry.js b/test/fixtures/whitelisted/entry.js
index 9d0b704..f0f58ea 100644
--- a/test/fixtures/whitelisted/entry.js
+++ b/test/fixtures/whitelisted/entry.js
@@ -1,5 +1,7 @@
 const data = require('./entry.css')
 const data2 = require('./entry.extracted.css')
+require('./blacklisted')
+require('../non-whitelisted')
 const myIcons = {
   'fa-address-book-o': true,
   'fa': true,
diff --git a/test/index.test.js b/test/index.test.js
index 82fbc53..595f43f 100644
--- a/test/index.test.js
+++ b/test/index.test.js
@@ -76,7 +76,7 @@ describe('NukeCssPlugin', () => {
   })
 
   it('should not use non-whitelisted sources', () => {
-    expect(fileStats['out.css'].content).to.not.contain('.non-whitelisted')
+    expect(fileStats['out.css'].content).to.not.contain('.whitelist-check')
   })
 
   it('should not use blacklisted sources', () => {