diff --git a/.github/workflows/test-only.yml b/.github/workflows/test-only.yml
index e87e925a..0881b8d7 100644
--- a/.github/workflows/test-only.yml
+++ b/.github/workflows/test-only.yml
@@ -55,6 +55,11 @@ jobs:
           # Playwright/Browserless fetch
           docker run --rm -e "PLAYWRIGHT_DRIVER_URL=ws://browserless:3000" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio;pytest tests/fetchers/test_content.py && pytest tests/test_errorhandling.py && pytest tests/visualselector/test_fetch_data.py'
           
+          # Settings headers playwright tests - Call back in from Browserless, check headers
+          docker run --name "changedet" --hostname changedet --rm -e "FLASK_SERVER_NAME=changedet" -e "PLAYWRIGHT_DRIVER_URL=ws://browserless:3000?dumpio=true" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio; pytest --live-server-host=0.0.0.0  --live-server-port=5004 tests/test_request.py'
+          docker run --name "changedet" --hostname changedet --rm -e "FLASK_SERVER_NAME=changedet" -e "WEBDRIVER_URL=http://selenium:4444/wd/hub" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio; pytest --live-server-host=0.0.0.0  --live-server-port=5004 tests/test_request.py'
+          docker run --name "changedet" --hostname changedet --rm -e "FLASK_SERVER_NAME=changedet" -e "USE_EXPERIMENTAL_PUPPETEER_FETCH=yes" -e "PLAYWRIGHT_DRIVER_URL=ws://browserless:3000?dumpio=true" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio; pytest --live-server-host=0.0.0.0  --live-server-port=5004 tests/test_request.py'
+          
           # restock detection via playwright - added name=changedet here so that playwright/browserless can connect to it
           docker run --rm --name "changedet" -e "FLASK_SERVER_NAME=changedet" -e "PLAYWRIGHT_DRIVER_URL=ws://browserless:3000" --network changedet-network test-changedetectionio  bash -c 'cd changedetectionio;pytest --live-server-port=5004 --live-server-host=0.0.0.0 tests/restock/test_restock.py'
 
diff --git a/changedetectionio/importer.py b/changedetectionio/importer.py
index d49706a1..c39b7a68 100644
--- a/changedetectionio/importer.py
+++ b/changedetectionio/importer.py
@@ -52,7 +52,8 @@ class import_url_list(Importer):
 
             # Flask wtform validators wont work with basic auth, use validators package
             # Up to 5000 per batch so we dont flood the server
-            if len(url) and validators.url(url.replace('source:', '')) and good < 5000:
+            # @todo validators.url failed on local hostnames (such as referring to ourself when using browserless)
+            if len(url) and 'http' in url.lower() and good < 5000:
                 extras = None
                 if processor:
                     extras = {'processor': processor}
diff --git a/changedetectionio/templates/edit.html b/changedetectionio/templates/edit.html
index 40b1101f..cfcc827b 100644
--- a/changedetectionio/templates/edit.html
+++ b/changedetectionio/templates/edit.html
@@ -159,6 +159,8 @@ User-Agent: wonderbra 1.0") }}
                             {% else %}
                                 Headers can be also read from a file in your data-directory <a href="https://github.com/dgtlmoon/changedetection.io/wiki/Adding-headers-from-an-external-file">Read more here</a>
                             {% endif %}
+                            <br>
+                            (Not supported by Selenium browser)
                         </div>
 
                     </div>
diff --git a/changedetectionio/tests/test_request.py b/changedetectionio/tests/test_request.py
index 06e518e1..51cc3970 100644
--- a/changedetectionio/tests/test_request.py
+++ b/changedetectionio/tests/test_request.py
@@ -10,8 +10,12 @@ def test_setup(live_server):
 # Hard to just add more live server URLs when one test is already running (I think)
 # So we add our test here (was in a different file)
 def test_headers_in_request(client, live_server):
+    #live_server_setup(live_server)
     # Add our URL to the import page
     test_url = url_for('test_headers', _external=True)
+    if os.getenv('PLAYWRIGHT_DRIVER_URL'):
+        # Because its no longer calling back to localhost but from browserless, set in test-only.yml
+        test_url = test_url.replace('localhost', 'changedet')
 
     # Add the test URL twice, we will check
     res = client.post(
@@ -30,7 +34,7 @@ def test_headers_in_request(client, live_server):
     )
     assert b"1 Imported" in res.data
 
-    time.sleep(3)
+    wait_for_all_checks(client)
     cookie_header = '_ga=GA1.2.1022228332; cookie-preferences=analytics:accepted;'
 
 
@@ -40,7 +44,7 @@ def test_headers_in_request(client, live_server):
         data={
               "url": test_url,
               "tag": "",
-              "fetch_backend": "html_requests",
+              "fetch_backend": 'html_webdriver' if os.getenv('PLAYWRIGHT_DRIVER_URL') else 'html_requests',
               "headers": "xxx:ooo\ncool:yeah\r\ncookie:"+cookie_header},
         follow_redirects=True
     )
@@ -48,7 +52,7 @@ def test_headers_in_request(client, live_server):
 
 
     # Give the thread time to pick up the first version
-    time.sleep(5)
+    wait_for_all_checks(client)
 
     # The service should echo back the request headers
     res = client.get(
@@ -64,7 +68,7 @@ def test_headers_in_request(client, live_server):
     from html import escape
     assert escape(cookie_header).encode('utf-8') in res.data
 
-    time.sleep(5)
+    wait_for_all_checks(client)
 
     # Re #137 -  Examine the JSON index file, it should have only one set of headers entered
     watches_with_headers = 0
@@ -80,6 +84,9 @@ def test_headers_in_request(client, live_server):
 def test_body_in_request(client, live_server):
     # Add our URL to the import page
     test_url = url_for('test_body', _external=True)
+    if os.getenv('PLAYWRIGHT_DRIVER_URL'):
+        # Because its no longer calling back to localhost but from browserless, set in test-only.yml
+        test_url = test_url.replace('localhost', 'cdio')
 
     res = client.post(
         url_for("import_page"),
@@ -168,6 +175,9 @@ def test_body_in_request(client, live_server):
 def test_method_in_request(client, live_server):
     # Add our URL to the import page
     test_url = url_for('test_method', _external=True)
+    if os.getenv('PLAYWRIGHT_DRIVER_URL'):
+        # Because its no longer calling back to localhost but from browserless, set in test-only.yml
+        test_url = test_url.replace('localhost', 'cdio')
 
     # Add the test URL twice, we will check
     res = client.post(
@@ -242,7 +252,11 @@ def test_headers_textfile_in_request(client, live_server):
     #live_server_setup(live_server)
     # Add our URL to the import page
     test_url = url_for('test_headers', _external=True)
+    if os.getenv('PLAYWRIGHT_DRIVER_URL'):
+        # Because its no longer calling back to localhost but from browserless, set in test-only.yml
+        test_url = test_url.replace('localhost', 'cdio')
 
+    print ("TEST URL IS ",test_url)
     # Add the test URL twice, we will check
     res = client.post(
         url_for("import_page"),
@@ -260,7 +274,7 @@ def test_headers_textfile_in_request(client, live_server):
         data={
               "url": test_url,
               "tag": "testtag",
-              "fetch_backend": "html_requests",
+              "fetch_backend": 'html_webdriver' if os.getenv('PLAYWRIGHT_DRIVER_URL') else 'html_requests',
               "headers": "xxx:ooo\ncool:yeah\r\n"},
         follow_redirects=True
     )