diff --git a/tests/css_validator_w3c.py b/tests/css_validator_w3c.py
index 83fda697..f80904da 100644
--- a/tests/css_validator_w3c.py
+++ b/tests/css_validator_w3c.py
@@ -46,7 +46,8 @@ def run_test(global_translation, url):
             'style_element': [],
             'style_attribute': [],
             'style_files': []
-        }
+        },
+        'sources': []
     }
 
     for html_entry in data['htmls']:
@@ -59,6 +60,14 @@ def run_test(global_translation, url):
         rating += tmp_rating
         all_link_resources.extend(tmp_all_link_resources)
 
+    for resource_url in all_link_resources:
+        for entry in data['all']:
+            if resource_url == entry['url']:
+                result_dict['sources'].append({
+                    'url': resource_url,
+                    'index': entry['index']
+                })
+
     # 4 Check if website inlcuded css files in other ways
     for link_resource in all_link_resources:
         data_resource_info_to_remove = None
@@ -123,8 +132,10 @@ def handle_html_markup_entry(entry, global_translation, url, local_translation,
                 local_translation,
                 f'- `style=""` in: {name}')
 
-        # 2.3 GET ERRORS FROM SERVICE
-        # 2.4 CALCULATE SCORE
+    if 'has_style_elements' in result_dict or\
+            'has_style_attributes' in result_dict:
+        all_link_resources.append(req_url)
+
         # 3 FIND ALL <LINK> (rel=\"stylesheet\")
     (link_resources, errors) = get_errors_for_link_tags(html, url)
     if len(link_resources) > 0:
diff --git a/tests/w3c_base.py b/tests/w3c_base.py
index 2e458052..630344f3 100644
--- a/tests/w3c_base.py
+++ b/tests/w3c_base.py
@@ -151,6 +151,7 @@ def identify_files(filename):
     """
 
     data = {
+        'all': [],
         'htmls': [],
         'elements': [],
         'attributes': [],
@@ -187,22 +188,26 @@ def identify_files(filename):
                         True,
                         timedelta(minutes=get_config('general.cache.max-age'))):
                     set_cache_file(req_url, res['content']['text'], True)
-                data['htmls'].append({
+                obj = {
                     'url': req_url,
                     'content': res['content']['text'],
                     'index': req_index
-                    })
+                    }
+                data['all'].append(obj)
+                data['htmls'].append(obj)
             elif 'css' in res['content']['mimeType']:
                 if not has_cache_file(
                         req_url,
                         True,
                         timedelta(minutes=get_config('general.cache.max-age'))):
                     set_cache_file(req_url, res['content']['text'], True)
-                data['resources'].append({
+                obj = {
                     'url': req_url,
                     'content': res['content']['text'],
                     'index': req_index
-                    })
+                    }
+                data['all'].append(obj)
+                data['resources'].append(obj)
             req_index += 1
 
     return data