diff --git a/homeassistant/components/habitica/__init__.py b/homeassistant/components/habitica/__init__.py
index 974469d8c27c66..2cd15cbfe0c470 100644
--- a/homeassistant/components/habitica/__init__.py
+++ b/homeassistant/components/habitica/__init__.py
@@ -19,10 +19,12 @@
 from homeassistant.core import HomeAssistant, ServiceCall
 from homeassistant.helpers import config_validation as cv
 from homeassistant.helpers.aiohttp_client import async_get_clientsession
+from homeassistant.helpers.selector import ConfigEntrySelector
 from homeassistant.helpers.typing import ConfigType
 
 from .const import (
     ATTR_ARGS,
+    ATTR_CONFIG_ENTRY,
     ATTR_DATA,
     ATTR_PATH,
     CONF_API_USER,
@@ -81,7 +83,7 @@ def has_all_unique_users_names(value):
 
 SERVICE_API_CALL_SCHEMA = vol.Schema(
     {
-        vol.Required(ATTR_NAME): str,
+        vol.Required(ATTR_CONFIG_ENTRY): ConfigEntrySelector(),
         vol.Required(ATTR_PATH): vol.All(cv.ensure_list, [str]),
         vol.Optional(ATTR_ARGS): dict,
     }
@@ -115,14 +117,12 @@ def __call__(self, **kwargs):
             return super().__call__(websession, **kwargs)
 
     async def handle_api_call(call: ServiceCall) -> None:
-        name = call.data[ATTR_NAME]
         path = call.data[ATTR_PATH]
-        entries = hass.config_entries.async_entries(DOMAIN)
+        entry_id: str = call.data[ATTR_CONFIG_ENTRY]
+
         api = None
-        for entry in entries:
-            if entry.data[CONF_NAME] == name:
-                api = hass.data[DOMAIN].get(entry.entry_id)
-                break
+        api = hass.data[DOMAIN].get(entry_id)
+
         if api is None:
             _LOGGER.error("API_CALL: User '%s' not configured", name)
             return
@@ -151,12 +151,7 @@ async def handle_api_call(call: ServiceCall) -> None:
     name = config.get(CONF_NAME)
     config_dict = {"url": url, "login": username, "password": password}
     api = HAHabitipyAsync(config_dict)
-    user = await api.user.get()
-    if name != user["auth"]["local"]["username"]:
-        hass.config_entries.async_update_entry(
-            entry,
-            data={**entry.data, CONF_NAME: user["auth"]["local"]["username"]},
-        )
+
     data[entry.entry_id] = api
 
     await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
diff --git a/homeassistant/components/habitica/config_flow.py b/homeassistant/components/habitica/config_flow.py
index 4b81bd2a31dca1..3b6a5afdfbad4f 100644
--- a/homeassistant/components/habitica/config_flow.py
+++ b/homeassistant/components/habitica/config_flow.py
@@ -99,7 +99,6 @@ async def async_step_login(
                     data={
                         CONF_API_USER: login_response["id"],
                         CONF_API_KEY: login_response["apiToken"],
-                        CONF_USERNAME: login_response["username"],
                         CONF_URL: DEFAULT_URL,
                         CONF_VERIFY_SSL: True,
                     },
@@ -149,10 +148,8 @@ async def async_step_advanced(
             else:
                 await self.async_set_unique_id(user_input[CONF_API_USER])
                 self._abort_if_unique_id_configured()
-                user_input[CONF_USERNAME] = api_response["auth"]["local"]["username"]
-                return self.async_create_entry(
-                    title=user_input[CONF_USERNAME], data=user_input
-                )
+                title = api_response["auth"]["local"]["username"]
+                return self.async_create_entry(title=title, data=user_input)
 
         return self.async_show_form(
             step_id="advanced",
diff --git a/homeassistant/components/habitica/const.py b/homeassistant/components/habitica/const.py
index 13babdf458ad9e..33258f07cb2e48 100644
--- a/homeassistant/components/habitica/const.py
+++ b/homeassistant/components/habitica/const.py
@@ -11,7 +11,7 @@
 SERVICE_API_CALL = "api_call"
 ATTR_PATH = CONF_PATH
 ATTR_ARGS = "args"
-
+ATTR_CONFIG_ENTRY = "config_entry"
 # event constants
 EVENT_API_CALL_SUCCESS = f"{DOMAIN}_{SERVICE_API_CALL}_success"
 ATTR_DATA = "data"
diff --git a/homeassistant/components/habitica/services.yaml b/homeassistant/components/habitica/services.yaml
index a7ef39eb5299f6..d1cbf02a03f58f 100644
--- a/homeassistant/components/habitica/services.yaml
+++ b/homeassistant/components/habitica/services.yaml
@@ -1,11 +1,11 @@
 # Describes the format for Habitica service
 api_call:
   fields:
-    name:
+    config_entry:
       required: true
-      example: "xxxNotAValidNickxxx"
       selector:
-        text:
+        config_entry:
+          integration: habitica
     path:
       required: true
       example: '["tasks", "user", "post"]'
diff --git a/homeassistant/components/habitica/strings.json b/homeassistant/components/habitica/strings.json
index 58c5e6a5d2bc7c..0247eb8a7b6802 100644
--- a/homeassistant/components/habitica/strings.json
+++ b/homeassistant/components/habitica/strings.json
@@ -78,9 +78,9 @@
       "name": "API name",
       "description": "Calls Habitica API.",
       "fields": {
-        "name": {
-          "name": "[%key:common::config_flow::data::name%]",
-          "description": "Habitica's username to call for."
+        "config_entry": {
+          "name": "Habitica user",
+          "description": "The Habitica user to call for"
         },
         "path": {
           "name": "[%key:common::config_flow::data::path%]",