diff --git a/huntflow_api_client/entities/applicants.py b/huntflow_api_client/entities/applicants.py
index bc1a1ac..c05e218 100644
--- a/huntflow_api_client/entities/applicants.py
+++ b/huntflow_api_client/entities/applicants.py
@@ -110,7 +110,7 @@ async def patch(
         response = await self._api.request(
             "PATCH",
             f"/accounts/{account_id}/applicants/{applicant_id}",
-            json=data.jsonable_dict(exclude_none=True),
+            json=data.jsonable_dict(exclude_unset=True),
         )
         return ApplicantItem.model_validate(response.json())
 
diff --git a/huntflow_api_client/models/common.py b/huntflow_api_client/models/common.py
index 7007d32..02bc7da 100644
--- a/huntflow_api_client/models/common.py
+++ b/huntflow_api_client/models/common.py
@@ -7,6 +7,7 @@
 
 from huntflow_api_client.models.consts import (
     CalendarEventReminderMethod,
+    CalendarEventStatus,
     EmailContactType,
     EventReminderMultiplier,
     MemberType,
@@ -234,7 +235,7 @@ class CalendarEventReminder(BaseModel):
     method: CalendarEventReminderMethod = Field(..., description="Reminder method")
 
 
-class CalendarEventAttendee(BaseModel):
+class CalendarEventAttendeeRequest(BaseModel):
     member: Optional[PositiveInt] = Field(None, description="Coworker ID")
     name: Optional[str] = Field(None, description="Attendee name", alias="displayName")
     email: str = Field(..., description="Attendee email")
@@ -242,6 +243,13 @@ class CalendarEventAttendee(BaseModel):
     model_config = ConfigDict(populate_by_name=True)
 
 
+class CalendarEventAttendeeResponse(CalendarEventAttendeeRequest):
+    status: Optional[CalendarEventStatus] = Field(
+        None,
+        alias="responseStatus",
+    )
+
+
 class SurveyQuestionaryRespondent(BaseModel):
     applicant_id: int = Field(..., description="Applicant ID")
 
diff --git a/huntflow_api_client/models/request/applicant_logs.py b/huntflow_api_client/models/request/applicant_logs.py
index 8b1a6f8..d6178d9 100644
--- a/huntflow_api_client/models/request/applicant_logs.py
+++ b/huntflow_api_client/models/request/applicant_logs.py
@@ -8,7 +8,7 @@
     ApplicantLogIm,
     ApplicantLogSms,
     ApplicantOffer,
-    CalendarEventAttendee,
+    CalendarEventAttendeeRequest,
     CalendarEventReminder,
     JsonRequestModel,
 )
@@ -25,7 +25,7 @@ class ApplicantLogCalendarEvent(BaseModel):
     event_type: CalendarEventType = Field(..., description="Calendar event type")
     description: Optional[str] = Field(None, description="Event description (comment)")
     calendar: PositiveInt = Field(..., description="Calendar ID")
-    attendees: List[CalendarEventAttendee] = Field(
+    attendees: List[CalendarEventAttendeeRequest] = Field(
         ...,
         description="Event attendees (participants)",
     )
diff --git a/huntflow_api_client/models/request/applicants.py b/huntflow_api_client/models/request/applicants.py
index 16286ab..67416be 100644
--- a/huntflow_api_client/models/request/applicants.py
+++ b/huntflow_api_client/models/request/applicants.py
@@ -5,7 +5,7 @@
 
 from huntflow_api_client.models.common import (
     Applicant,
-    CalendarEventAttendee,
+    CalendarEventAttendeeRequest,
     CalendarEventReminder,
     JsonRequestModel,
 )
@@ -67,7 +67,7 @@ class ApplicantEvent(BaseModel):
     event_type: CalendarEventType = Field(..., description="Calendar event type")
     description: Optional[str] = Field(None, description="Event description (comment)")
     calendar: PositiveInt = Field(..., description="Calendar ID")
-    attendees: List[CalendarEventAttendee] = Field(
+    attendees: List[CalendarEventAttendeeRequest] = Field(
         ...,
         description="Event attendees (participants)",
     )
diff --git a/huntflow_api_client/models/response/applicant_logs.py b/huntflow_api_client/models/response/applicant_logs.py
index 074af87..5522bb2 100644
--- a/huntflow_api_client/models/response/applicant_logs.py
+++ b/huntflow_api_client/models/response/applicant_logs.py
@@ -5,7 +5,7 @@
 
 from huntflow_api_client.models.common import (
     ApplicantOffer,
-    CalendarEventAttendee,
+    CalendarEventAttendeeResponse,
     File,
     PaginatedResponse,
     VacancyQuotaItem,
@@ -111,7 +111,7 @@ class ApplicantLogCalendarEvent(BaseModel):
     )
     foreign: Optional[str] = Field(None, description="Foreign ID of event")
     location: Optional[str] = Field(None, description="Event location")
-    attendees: List[CalendarEventAttendee] = Field(
+    attendees: List[CalendarEventAttendeeResponse] = Field(
         [],
         description="Event attendees (participants)",
     )
diff --git a/pyproject.toml b/pyproject.toml
index 15e2278..3f27e5c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,7 @@
 
 [project]
 name = "huntflow-api-client"
-version = "2.13.0"
+version = "2.13.1"
 description = "Huntflow API Client for Python"
 authors = [
     {name = "Developers huntflow", email = "developer@huntflow.ru"},
diff --git a/tests/test_entities/test_applicants.py b/tests/test_entities/test_applicants.py
index 2498c76..1c46992 100644
--- a/tests/test_entities/test_applicants.py
+++ b/tests/test_entities/test_applicants.py
@@ -1,3 +1,4 @@
+import json
 from typing import Any, Dict
 
 from pytest_httpx import HTTPXMock
@@ -201,7 +202,7 @@
         },
     ],
 }
-APPLICANT_PATCH_REQUEST: Dict[str, Any] = {"first_name": "Newname"}
+APPLICANT_PATCH_REQUEST: Dict[str, Any] = {"first_name": "Newname", "social": []}
 APPLICANT_PATCH_RESPONSE: Dict[str, Any] = {
     "first_name": "Newname",
     "last_name": "Doe",
@@ -332,6 +333,7 @@ async def test_patch_applicant(
 ) -> None:
     httpx_mock.add_response(
         url=f"{VERSIONED_BASE_URL}/accounts/{ACCOUNT_ID}/applicants/{APPLICANT_ID}",
+        match_content=json.dumps(APPLICANT_PATCH_REQUEST).encode(),
         json=APPLICANT_PATCH_RESPONSE,
     )
     api_client = HuntflowAPI(BASE_URL, token_proxy=token_proxy)