diff --git a/tests/components/home_connect/test_config_flow.py b/tests/components/home_connect/test_config_flow.py
index 3245f439bef..d6fe70144c0 100644
--- a/tests/components/home_connect/test_config_flow.py
+++ b/tests/components/home_connect/test_config_flow.py
@@ -29,67 +29,67 @@ DHCP_DISCOVERY = (
     DhcpServiceInfo(
         ip="1.1.1.1",
         hostname="balay-dishwasher-000000000000000000",
-        macaddress="C8:D7:78:00:00:00",
+        macaddress="c8d778000000",
     ),
     DhcpServiceInfo(
         ip="1.1.1.1",
         hostname="BOSCH-ABCDE1234-68A40E000000",
-        macaddress="68:A4:0E:00:00:00",
+        macaddress="68a40e000000",
     ),
     DhcpServiceInfo(
         ip="1.1.1.1",
         hostname="BOSCH-ABCDE1234-68A40E000000",
-        macaddress="38:B4:D3:00:00:00",
+        macaddress="38b4d3000000",
     ),
     DhcpServiceInfo(
         ip="1.1.1.1",
         hostname="bosch-dishwasher-000000000000000000",
-        macaddress="68:A4:0E:00:00:00",
+        macaddress="68a40e000000",
     ),
     DhcpServiceInfo(
         ip="1.1.1.1",
         hostname="bosch-dishwasher-000000000000000000",
-        macaddress="38:B4:D3:00:00:00",
+        macaddress="38b4d3000000",
     ),
     DhcpServiceInfo(
         ip="1.1.1.1",
         hostname="SIEMENS-ABCDE1234-68A40E000000",
-        macaddress="68:A4:0E:00:00:00",
+        macaddress="68a40e000000",
     ),
     DhcpServiceInfo(
         ip="1.1.1.1",
         hostname="SIEMENS-ABCDE1234-38B4D3000000",
-        macaddress="38:B4:D3:00:00:00",
+        macaddress="38b4d3000000",
     ),
     DhcpServiceInfo(
         ip="1.1.1.1",
         hostname="siemens-dishwasher-000000000000000000",
-        macaddress="68:A4:0E:00:00:00",
+        macaddress="68a40e000000",
     ),
     DhcpServiceInfo(
         ip="1.1.1.1",
         hostname="siemens-dishwasher-000000000000000000",
-        macaddress="38:B4:D3:00:00:00",
+        macaddress="38b4d3000000",
     ),
     DhcpServiceInfo(
         ip="1.1.1.1",
         hostname="NEFF-ABCDE1234-68A40E000000",
-        macaddress="68:A4:0E:00:00:00",
+        macaddress="68a40e000000",
     ),
     DhcpServiceInfo(
         ip="1.1.1.1",
         hostname="NEFF-ABCDE1234-38B4D3000000",
-        macaddress="38:B4:D3:00:00:00",
+        macaddress="38b4d3000000",
     ),
     DhcpServiceInfo(
         ip="1.1.1.1",
         hostname="neff-dishwasher-000000000000000000",
-        macaddress="68:A4:0E:00:00:00",
+        macaddress="68a40e000000",
     ),
     DhcpServiceInfo(
         ip="1.1.1.1",
         hostname="neff-dishwasher-000000000000000000",
-        macaddress="38:B4:D3:00:00:00",
+        macaddress="38b4d3000000",
     ),
 )
 
@@ -466,7 +466,7 @@ async def test_dhcp_flow_already_setup(
             DhcpServiceInfo(
                 ip="1.1.1.1",
                 hostname="bosch-cookprocessor-123456789012345678",
-                macaddress="c8:d7:78:00:00:00",
+                macaddress="c8d778000000",
             ),
             "CookProcessor",
         ),
@@ -474,7 +474,7 @@ async def test_dhcp_flow_already_setup(
             DhcpServiceInfo(
                 ip="1.1.1.1",
                 hostname="BOSCH-HCS000000-68A40E000000",
-                macaddress="68:a4:0e:00:00:00",
+                macaddress="68a40e000000",
             ),
             "Hob",
         ),
@@ -507,5 +507,5 @@ async def test_dhcp_flow_complete_device_information(
     device = device_registry.async_get_device(identifiers={(DOMAIN, appliance.ha_id)})
     assert device
     assert device.connections == {
-        (dr.CONNECTION_NETWORK_MAC, dhcp_discovery.macaddress)
+        (dr.CONNECTION_NETWORK_MAC, dr.format_mac(dhcp_discovery.macaddress))
     }