diff --git a/.strict-typing b/.strict-typing
index 6b2c52f42f6..f59323ef76c 100644
--- a/.strict-typing
+++ b/.strict-typing
@@ -103,6 +103,7 @@ homeassistant.components.devolo_home_control.*
 homeassistant.components.devolo_home_network.*
 homeassistant.components.dhcp.*
 homeassistant.components.diagnostics.*
+homeassistant.components.discovergy.*
 homeassistant.components.dlna_dmr.*
 homeassistant.components.dnsip.*
 homeassistant.components.doorbird.*
diff --git a/homeassistant/components/discovergy/config_flow.py b/homeassistant/components/discovergy/config_flow.py
index e035661db10..b3dee2d82a0 100644
--- a/homeassistant/components/discovergy/config_flow.py
+++ b/homeassistant/components/discovergy/config_flow.py
@@ -60,15 +60,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
         """Handle the initial step."""
         self.existing_entry = await self.async_set_unique_id(self.context["unique_id"])
 
-        if entry_data is None:
-            return self.async_show_form(
-                step_id="reauth",
-                data_schema=make_schema(
-                    self.existing_entry.data[CONF_EMAIL] or "",
-                    self.existing_entry.data[CONF_PASSWORD] or "",
-                ),
-            )
-
         return await self._validate_and_save(entry_data, step_id="reauth")
 
     async def _validate_and_save(
diff --git a/homeassistant/components/discovergy/system_health.py b/homeassistant/components/discovergy/system_health.py
index 2baeb0e5f6e..61fe4099596 100644
--- a/homeassistant/components/discovergy/system_health.py
+++ b/homeassistant/components/discovergy/system_health.py
@@ -1,4 +1,6 @@
 """Provide info to system health."""
+from typing import Any
+
 from pydiscovergy.const import API_BASE
 
 from homeassistant.components import system_health
@@ -13,7 +15,7 @@ def async_register(
     register.async_register_info(system_health_info)
 
 
-async def system_health_info(hass):
+async def system_health_info(hass: HomeAssistant) -> dict[str, Any]:
     """Get info for the info page."""
     return {
         "api_endpoint_reachable": system_health.async_check_can_reach_url(
diff --git a/mypy.ini b/mypy.ini
index c2ecac66946..94ad7cc018b 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -792,6 +792,16 @@ warn_return_any = true
 warn_unreachable = true
 no_implicit_reexport = true
 
+[mypy-homeassistant.components.discovergy.*]
+check_untyped_defs = true
+disallow_incomplete_defs = true
+disallow_subclassing_any = true
+disallow_untyped_calls = true
+disallow_untyped_decorators = true
+disallow_untyped_defs = true
+warn_return_any = true
+warn_unreachable = true
+
 [mypy-homeassistant.components.dlna_dmr.*]
 check_untyped_defs = true
 disallow_incomplete_defs = true