diff --git a/homeassistant/components/imap/config_flow.py b/homeassistant/components/imap/config_flow.py
index 6f93ce71d84..b8215e8b709 100644
--- a/homeassistant/components/imap/config_flow.py
+++ b/homeassistant/components/imap/config_flow.py
@@ -144,7 +144,6 @@ class IMAPConfigFlow(ConfigFlow, domain=DOMAIN):
     """Handle a config flow for imap."""
 
     VERSION = 1
-    _reauth_entry: ConfigEntry | None
 
     async def async_step_user(
         self, user_input: dict[str, Any] | None = None
@@ -177,9 +176,6 @@ class IMAPConfigFlow(ConfigFlow, domain=DOMAIN):
         self, entry_data: Mapping[str, Any]
     ) -> ConfigFlowResult:
         """Perform reauth upon an API authentication error."""
-        self._reauth_entry = self.hass.config_entries.async_get_entry(
-            self.context["entry_id"]
-        )
         return await self.async_step_reauth_confirm()
 
     async def async_step_reauth_confirm(
@@ -187,18 +183,14 @@ class IMAPConfigFlow(ConfigFlow, domain=DOMAIN):
     ) -> ConfigFlowResult:
         """Confirm reauth dialog."""
         errors = {}
-        assert self._reauth_entry
+        reauth_entry = self._get_reauth_entry()
         if user_input is not None:
-            user_input = {**self._reauth_entry.data, **user_input}
+            user_input = {**reauth_entry.data, **user_input}
             if not (errors := await validate_input(self.hass, user_input)):
-                return self.async_update_reload_and_abort(
-                    self._reauth_entry, data=user_input
-                )
+                return self.async_update_reload_and_abort(reauth_entry, data=user_input)
 
         return self.async_show_form(
-            description_placeholders={
-                CONF_USERNAME: self._reauth_entry.data[CONF_USERNAME]
-            },
+            description_placeholders={CONF_USERNAME: reauth_entry.data[CONF_USERNAME]},
             step_id="reauth_confirm",
             data_schema=vol.Schema(
                 {