diff --git a/homeassistant/components/brunt/config_flow.py b/homeassistant/components/brunt/config_flow.py
index e2ca374051854..7d8489cc203e8 100644
--- a/homeassistant/components/brunt/config_flow.py
+++ b/homeassistant/components/brunt/config_flow.py
@@ -93,7 +93,7 @@ async def async_step_reauth_confirm(
                 step_id="reauth_confirm",
                 data_schema=REAUTH_SCHEMA,
                 description_placeholders={
-                    "username": username,
+                    CONF_USERNAME: username,
                     CONF_NAME: reauth_entry.title,
                 },
             )