diff --git a/homeassistant/components/bluetooth/__init__.py b/homeassistant/components/bluetooth/__init__.py
index c46ef22803e..7abc929fde5 100644
--- a/homeassistant/components/bluetooth/__init__.py
+++ b/homeassistant/components/bluetooth/__init__.py
@@ -311,11 +311,24 @@ async def async_update_device(
     update the device with the new location so they can
     figure out where the adapter is.
     """
+    address = details[ADAPTER_ADDRESS]
+    connections = {(dr.CONNECTION_BLUETOOTH, address)}
     device_registry = dr.async_get(hass)
+    # We only have one device for the config entry
+    # so if the address has been corrected, make
+    # sure the device entry reflects the correct
+    # address
+    for device in dr.async_entries_for_config_entry(device_registry, entry.entry_id):
+        for conn_type, conn_value in device.connections:
+            if conn_type == dr.CONNECTION_BLUETOOTH and conn_value != address:
+                device_registry.async_update_device(
+                    device.id, new_connections=connections
+                )
+                break
     device_entry = device_registry.async_get_or_create(
         config_entry_id=entry.entry_id,
-        name=adapter_human_name(adapter, details[ADAPTER_ADDRESS]),
-        connections={(dr.CONNECTION_BLUETOOTH, details[ADAPTER_ADDRESS])},
+        name=adapter_human_name(adapter, address),
+        connections=connections,
         manufacturer=details[ADAPTER_MANUFACTURER],
         model=adapter_model(details),
         sw_version=details.get(ADAPTER_SW_VERSION),
@@ -342,9 +355,9 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
                     )
                 )
             )
+            return True
         address = entry.unique_id
         assert address is not None
-        assert source_entry is not None
         source_domain = entry.data[CONF_SOURCE_DOMAIN]
         if mac_manufacturer := await get_manufacturer_from_mac(address):
             manufacturer = f"{mac_manufacturer} ({source_domain})"
diff --git a/homeassistant/components/bluetooth/config_flow.py b/homeassistant/components/bluetooth/config_flow.py
index e76277306f5..328707bd722 100644
--- a/homeassistant/components/bluetooth/config_flow.py
+++ b/homeassistant/components/bluetooth/config_flow.py
@@ -186,16 +186,28 @@ class BluetoothConfigFlow(ConfigFlow, domain=DOMAIN):
         """Handle a flow initialized by an external scanner."""
         source = user_input[CONF_SOURCE]
         await self.async_set_unique_id(source)
+        source_config_entry_id = user_input[CONF_SOURCE_CONFIG_ENTRY_ID]
         data = {
             CONF_SOURCE: source,
             CONF_SOURCE_MODEL: user_input[CONF_SOURCE_MODEL],
             CONF_SOURCE_DOMAIN: user_input[CONF_SOURCE_DOMAIN],
-            CONF_SOURCE_CONFIG_ENTRY_ID: user_input[CONF_SOURCE_CONFIG_ENTRY_ID],
+            CONF_SOURCE_CONFIG_ENTRY_ID: source_config_entry_id,
             CONF_SOURCE_DEVICE_ID: user_input[CONF_SOURCE_DEVICE_ID],
         }
         self._abort_if_unique_id_configured(updates=data)
-        manager = get_manager()
-        scanner = manager.async_scanner_by_source(source)
+        for entry in self._async_current_entries(include_ignore=False):
+            # If the mac address needs to be corrected, migrate
+            # the config entry to the new mac address
+            if (
+                entry.data.get(CONF_SOURCE_CONFIG_ENTRY_ID) == source_config_entry_id
+                and entry.unique_id != source
+            ):
+                self.hass.config_entries.async_update_entry(
+                    entry, unique_id=source, data={**entry.data, **data}
+                )
+                self.hass.config_entries.async_schedule_reload(entry.entry_id)
+                return self.async_abort(reason="already_configured")
+        scanner = get_manager().async_scanner_by_source(source)
         assert scanner is not None
         return self.async_create_entry(title=scanner.name, data=data)
 
diff --git a/tests/components/bluetooth/test_config_flow.py b/tests/components/bluetooth/test_config_flow.py
index f0136396c22..45d177de132 100644
--- a/tests/components/bluetooth/test_config_flow.py
+++ b/tests/components/bluetooth/test_config_flow.py
@@ -608,3 +608,40 @@ async def test_async_step_integration_discovery_remote_adapter(
     await hass.async_block_till_done()
     cancel_scanner()
     await hass.async_block_till_done()
+
+
+@pytest.mark.usefixtures("enable_bluetooth")
+async def test_async_step_integration_discovery_remote_adapter_mac_fix(
+    hass: HomeAssistant,
+    device_registry: dr.DeviceRegistry,
+    area_registry: ar.AreaRegistry,
+) -> None:
+    """Test remote adapter corrects mac address via integration discovery."""
+    entry = MockConfigEntry(domain="test")
+    entry.add_to_hass(hass)
+    bluetooth_entry = MockConfigEntry(
+        domain=DOMAIN,
+        data={
+            CONF_SOURCE: "AA:BB:CC:DD:EE:FF",
+            CONF_SOURCE_DOMAIN: "test",
+            CONF_SOURCE_MODEL: "test",
+            CONF_SOURCE_CONFIG_ENTRY_ID: entry.entry_id,
+            CONF_SOURCE_DEVICE_ID: None,
+        },
+    )
+    bluetooth_entry.add_to_hass(hass)
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN,
+        context={"source": config_entries.SOURCE_INTEGRATION_DISCOVERY},
+        data={
+            CONF_SOURCE: "AA:AA:AA:AA:AA:AA",
+            CONF_SOURCE_DOMAIN: "test",
+            CONF_SOURCE_MODEL: "test",
+            CONF_SOURCE_CONFIG_ENTRY_ID: entry.entry_id,
+            CONF_SOURCE_DEVICE_ID: None,
+        },
+    )
+    assert result["type"] is FlowResultType.ABORT
+    assert result["reason"] == "already_configured"
+    assert bluetooth_entry.unique_id == "AA:AA:AA:AA:AA:AA"
+    assert bluetooth_entry.data[CONF_SOURCE] == "AA:AA:AA:AA:AA:AA"
diff --git a/tests/components/bluetooth/test_init.py b/tests/components/bluetooth/test_init.py
index 2c8c9e70e7f..de299c58b93 100644
--- a/tests/components/bluetooth/test_init.py
+++ b/tests/components/bluetooth/test_init.py
@@ -3300,3 +3300,52 @@ async def test_cleanup_orphened_remote_scanner_config_entry(
     assert not hass.config_entries.async_entry_for_domain_unique_id(
         "bluetooth", scanner.source
     )
+
+
+@pytest.mark.usefixtures("enable_bluetooth")
+async def test_fix_incorrect_mac_remote_scanner_config_entry(
+    hass: HomeAssistant,
+) -> None:
+    """Test the remote scanner config entries can replace a incorrect mac."""
+    source_entry = MockConfigEntry(domain="test")
+    source_entry.add_to_hass(hass)
+    connector = (
+        HaBluetoothConnector(MockBleakClient, "mock_bleak_client", lambda: False),
+    )
+    scanner = FakeRemoteScanner("AA:BB:CC:DD:EE:FF", "esp32", connector, True)
+    assert scanner.source == "AA:BB:CC:DD:EE:FF"
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        data={
+            CONF_SOURCE: scanner.source,
+            CONF_SOURCE_DOMAIN: "test",
+            CONF_SOURCE_MODEL: "test",
+            CONF_SOURCE_CONFIG_ENTRY_ID: source_entry.entry_id,
+        },
+        unique_id=scanner.source,
+    )
+    entry.add_to_hass(hass)
+    await hass.config_entries.async_setup(entry.entry_id)
+    await hass.async_block_till_done()
+    assert hass.config_entries.async_entry_for_domain_unique_id(
+        "bluetooth", scanner.source
+    )
+    await hass.config_entries.async_unload(entry.entry_id)
+
+    new_scanner = FakeRemoteScanner("AA:BB:CC:DD:EE:AA", "esp32", connector, True)
+    assert new_scanner.source == "AA:BB:CC:DD:EE:AA"
+    hass.config_entries.async_update_entry(
+        entry,
+        data={**entry.data, CONF_SOURCE: new_scanner.source},
+        unique_id=new_scanner.source,
+    )
+
+    await hass.config_entries.async_setup(entry.entry_id)
+    await hass.async_block_till_done()
+    assert hass.config_entries.async_entry_for_domain_unique_id(
+        "bluetooth", new_scanner.source
+    )
+    # Incorrect connection should be removed
+    assert not hass.config_entries.async_entry_for_domain_unique_id(
+        "bluetooth", scanner.source
+    )