diff --git a/homeassistant/components/philips_js/config_flow.py b/homeassistant/components/philips_js/config_flow.py
index 02835f65fd4a..a330850c05c8 100644
--- a/homeassistant/components/philips_js/config_flow.py
+++ b/homeassistant/components/philips_js/config_flow.py
@@ -184,7 +184,9 @@ class PhilipsJSConfigFlow(ConfigFlow, domain=DOMAIN):
         """Handle zeroconf discovery."""
 
         LOGGER.debug(
-            "Checking discovered device: {discovery_info.name} on {discovery_info.host}"
+            "Checking discovered device: %s on %s",
+            discovery_info.name,
+            discovery_info.host,
         )
 
         secured_transport = discovery_info.type == "_philipstv_s_rpc._tcp.local."