diff --git a/homeassistant/components/withings/__init__.py b/homeassistant/components/withings/__init__.py
index 9338c28da1c..bea4af3627a 100644
--- a/homeassistant/components/withings/__init__.py
+++ b/homeassistant/components/withings/__init__.py
@@ -259,10 +259,16 @@ class WithingsWebhookManager:
                     self.hass, self.entry.data[CONF_WEBHOOK_ID]
                 )
             url = URL(webhook_url)
-            if url.scheme != "https" or url.port != 443:
+            if url.scheme != "https":
                 LOGGER.warning(
-                    "Webhook not registered - "
-                    "https and port 443 is required to register the webhook"
+                    "Webhook not registered - HTTPS is required. "
+                    "See https://www.home-assistant.io/integrations/withings/#webhook-requirements"
+                )
+                return
+            if url.port != 443:
+                LOGGER.warning(
+                    "Webhook not registered - port 443 is required. "
+                    "See https://www.home-assistant.io/integrations/withings/#webhook-requirements"
                 )
                 return
 
diff --git a/tests/components/withings/test_init.py b/tests/components/withings/test_init.py
index 86c4f1d8cbb..b5035df7afe 100644
--- a/tests/components/withings/test_init.py
+++ b/tests/components/withings/test_init.py
@@ -348,7 +348,13 @@ async def test_setup_with_cloud(
         assert not hass.config_entries.async_entries(DOMAIN)
 
 
-@pytest.mark.parametrize("url", ["http://example.com", "https://example.com:444"])
+@pytest.mark.parametrize(
+    ("url", "expected_message"),
+    [
+        ("http://example.com", "HTTPS is required"),
+        ("https://example.com:444", "port 443 is required"),
+    ],
+)
 async def test_setup_no_webhook(
     hass: HomeAssistant,
     webhook_config_entry: MockConfigEntry,
@@ -356,6 +362,7 @@ async def test_setup_no_webhook(
     caplog: pytest.LogCaptureFixture,
     freezer: FrozenDateTimeFactory,
     url: str,
+    expected_message: str,
 ) -> None:
     """Test if set up with cloud link and without https."""
     hass.config.components.add("cloud")
@@ -378,7 +385,7 @@ async def test_setup_no_webhook(
         await hass.async_block_till_done()
         mock_async_generate_url.assert_called_once()
 
-    assert "https and port 443 is required to register the webhook" in caplog.text
+    assert expected_message in caplog.text
 
 
 async def test_cloud_disconnect(