diff --git a/CHANGELOG.md b/CHANGELOG.md
index d80259c..2663a6f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,7 @@
 [1]: https://pypi.org/project/demisto-py/#history
 
 ## 2.0.7
-* Added `investigation_add_entries_sync_handler` method creating a new entry in existing investigation.
+* Added `investigation_add_entries_sync` method creating a new entry in existing investigation.
 * Added `download_file` method for downloading files by entry id.
 * Added `integration_upload` method for uploading integrations to Demisto.
 
diff --git a/demisto_client/demisto_api/api/default_api.py b/demisto_client/demisto_api/api/default_api.py
index f83105e..7fb6d1d 100644
--- a/demisto_client/demisto_api/api/default_api.py
+++ b/demisto_client/demisto_api/api/default_api.py
@@ -4600,13 +4600,13 @@ def integration_upload_with_http_info(self, file, **kwargs):  # noqa: E501
             _request_timeout=params.get('_request_timeout'),
             collection_formats=collection_formats)
 
-    def investigation_add_entries_sync_handler(self, **kwargs):  # noqa: E501
+    def investigation_add_entries_sync(self, **kwargs):  # noqa: E501
         """Create new entry in existing investigation  # noqa: E501
 
         API to create an entry (markdown format) in existing investigation Body example: {\"investigationId\":\"1234\",\"data\":\"entry content…\"}  # noqa: E501
         This method makes a synchronous HTTP request by default. To make an
         asynchronous HTTP request, please pass async_req=True
-        >>> thread = api.investigation_add_entries_sync_handler(async_req=True)
+        >>> thread = api.investigation_add_entries_sync(async_req=True)
         >>> result = thread.get()
 
         :param async_req bool
@@ -4617,18 +4617,18 @@ def investigation_add_entries_sync_handler(self, **kwargs):  # noqa: E501
         """
         kwargs['_return_http_data_only'] = True
         if kwargs.get('async_req'):
-            return self.investigation_add_entries_sync_handler_with_http_info(**kwargs)  # noqa: E501
+            return self.investigation_add_entries_sync_with_http_info(**kwargs)  # noqa: E501
         else:
-            (data) = self.investigation_add_entries_sync_handler_with_http_info(**kwargs)  # noqa: E501
+            (data) = self.investigation_add_entries_sync_with_http_info(**kwargs)  # noqa: E501
             return data
 
-    def investigation_add_entries_sync_handler_with_http_info(self, **kwargs):  # noqa: E501
+    def investigation_add_entries_sync_with_http_info(self, **kwargs):  # noqa: E501
         """Create new entry in existing investigation  # noqa: E501
 
         API to create an entry (markdown format) in existing investigation Body example: {\"investigationId\":\"1234\",\"data\":\"entry content…\"}  # noqa: E501
         This method makes a synchronous HTTP request by default. To make an
         asynchronous HTTP request, please pass async_req=True
-        >>> thread = api.investigation_add_entries_sync_handler_with_http_info(async_req=True)
+        >>> thread = api.investigation_add_entries_sync_with_http_info(async_req=True)
         >>> result = thread.get()
 
         :param async_req bool
@@ -4649,7 +4649,7 @@ def investigation_add_entries_sync_handler_with_http_info(self, **kwargs):  # no
             if key not in all_params:
                 raise TypeError(
                     "Got an unexpected keyword argument '%s'"
-                    " to method investigation_add_entries_sync_handler" % key
+                    " to method investigation_add_entries_sync" % key
                 )
             params[key] = val
         del params['kwargs']
diff --git a/docs/DefaultApi.md b/docs/DefaultApi.md
index 0b173e9..40e8f02 100644
--- a/docs/DefaultApi.md
+++ b/docs/DefaultApi.md
@@ -50,7 +50,7 @@ Method | HTTP request | Description
 [**indicators_edit**](DefaultApi.md#indicators_edit) | **POST** /indicator/edit | Edit Indicator
 [**indicators_search**](DefaultApi.md#indicators_search) | **POST** /indicators/search | Search indicators
 [**integration_upload**](DefaultApi.md#integration_upload) | **POST** /settings/integration-conf/upload | Upload an integration
-[**investigation_add_entries_sync_handler**](DefaultApi.md#investigation_add_entries_sync_handler) | **POST** /entry/execute/sync | Create new entry in existing investigation
+[**investigation_add_entries_sync**](DefaultApi.md#investigation_add_entries_sync) | **POST** /entry/execute/sync | Create new entry in existing investigation
 [**investigation_add_entry_handler**](DefaultApi.md#investigation_add_entry_handler) | **POST** /entry | Create new entry in existing investigation
 [**investigation_add_formatted_entry_handler**](DefaultApi.md#investigation_add_formatted_entry_handler) | **POST** /entry/formatted | Create new formatted entry in existing investigation
 [**revoke_user_api_key**](DefaultApi.md#revoke_user_api_key) | **POST** /apikeys/revoke/user/{username} | 
@@ -2296,8 +2296,8 @@ Name | Type | Description  | Notes
 
 [[Back to top]](#) [[Back to API list]](README.md#documentation-for-api-endpoints) [[Back to Model list]](README.md#documentation-for-models) [[Back to README]](README.md)
 
-# **investigation_add_entries_sync_handler**
-> list[Entry] investigation_add_entries_sync_handler(update_entry=update_entry)
+# **investigation_add_entries_sync**
+> list[Entry] investigation_add_entries_sync(update_entry=update_entry)
 
 Create new entry in existing investigation
 
@@ -2317,10 +2317,10 @@ update_entry = demisto_client.demisto_api.UpdateEntry() # UpdateEntry |  (option
 
 try:
     # Create new entry in existing investigation
-    api_response = api_instance.investigation_add_entries_sync_handler(update_entry=update_entry)
+    api_response = api_instance.investigation_add_entries_sync(update_entry=update_entry)
     pprint(api_response)
 except ApiException as e:
-    print("Exception when calling DefaultApi->investigation_add_entries_sync_handler: %s\n" % e)
+    print("Exception when calling DefaultApi->investigation_add_entries_sync: %s\n" % e)
 ```
 
 ### Parameters
diff --git a/docs/README.md b/docs/README.md
index 71a47ac..49880b7 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -50,7 +50,7 @@ Method | HTTP request | Description
 [**indicators_edit**](DefaultApi.md#indicators_edit) | **POST** /indicator/edit | Edit Indicator
 [**indicators_search**](DefaultApi.md#indicators_search) | **POST** /indicators/search | Search indicators
 [**integration_upload**](DefaultApi.md#integration_upload) | **POST** /settings/integration-conf/upload | Upload an integration
-[**investigation_add_entries_sync_handler**](DefaultApi.md#investigation_add_entries_sync_handler) | **POST** /entry/execute/sync | Create new entry in existing investigation
+[**investigation_add_entries_sync**](DefaultApi.md#investigation_add_entries_sync) | **POST** /entry/execute/sync | Create new entry in existing investigation
 [**investigation_add_entry_handler**](DefaultApi.md#investigation_add_entry_handler) | **POST** /entry | Create new entry in existing investigation
 [**investigation_add_formatted_entry_handler**](DefaultApi.md#investigation_add_formatted_entry_handler) | **POST** /entry/formatted | Create new formatted entry in existing investigation
 [**revoke_user_api_key**](DefaultApi.md#revoke_user_api_key) | **POST** /apikeys/revoke/user/{username} | 
diff --git a/server_api_swagger.json b/server_api_swagger.json
index c57c3b7..ac962a7 100644
--- a/server_api_swagger.json
+++ b/server_api_swagger.json
@@ -218,7 +218,7 @@
       "post": {
         "description": "API to create an entry (markdown format) in existing investigation\nBody example: {\"investigationId\":\"1234\",\"data\":\"entry content…\"}",
         "summary": "Create new entry in existing investigation",
-        "operationId": "investigationAddEntriesSyncHandler",
+        "operationId": "investigationAddEntriesSync",
         "parameters": [
           {
             "name": "updateEntry",