diff --git a/docs/v1/accounting/index.html b/docs/v1/accounting/index.html
index c6415660..d11bf35b 100644
--- a/docs/v1/accounting/index.html
+++ b/docs/v1/accounting/index.html
@@ -4758,6 +4758,11 @@
       "description" : "Returns Invoice number field. Reference field isn't available.",
       "readOnly" : true
     },
+    "InvoiceNumber" : {
+      "type" : "string",
+      "description" : "Returns Invoice number for prepayment receive document only.",
+      "readOnly" : true
+    },
     "UpdatedDateUTC" : {
       "type" : "string",
       "description" : "UTC timestamp of last update to the prepayment",
@@ -6350,7 +6355,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="Accounting"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="Accounting"><strong>VSN: </strong>10.0.0</li>
+              <li class="nav-header" data-group="Accounting"><strong>VSN: </strong>11.0.0</li>
               <li class="nav-header" data-group="Accounting"><a href="#api-Accounting">Methods</a></li>
               <li data-group="Accounting" data-name="createAccount" class="">
                 <a href="#api-Accounting-createAccount">createAccount</a>
@@ -33203,9 +33208,10 @@ <h3>Usage and SDK Samples</h3>
     if_modified_since = dateutil.parser.parse("2020-02-06T12:17:43.202-08:00")
     where = 'Status=="AUTHORISED"'
     order = 'Reference ASC'
+    invoice_numbers = [&quot;INV-001&quot;, &quot;INV-002&quot;]
     
     try:
-        api_response = api_instance.get_prepayments(xero_tenant_id, if_modified_since, where, order, page, unitdp, pageSize)
+        api_response = api_instance.get_prepayments(xero_tenant_id, if_modified_since, where, order, page, unitdp, pageSize, invoice_numbers)
         print(api_response)
     except AccountingBadRequestException as e:
         print("Exception when calling AccountingApi->getPrepayments: %s\n" % e)</code></pre>
@@ -33383,6 +33389,26 @@ <h2>Parameters</h2>
         </div>
     </div>
 </td>
+</tr>
+
+                    <tr><td style="width:150px;">InvoiceNumbers</td>
+<td>
+
+
+    <div id="d2e199_getPrepayments_invoiceNumbers">
+        <div class="json-schema-view">
+            <div class="primitive">
+                <span class="type">
+                    array[String]
+                </span>
+
+                    <div class="inner description marked">
+Filter by a comma-separated list of InvoiceNumbers
+                    </div>
+            </div>
+        </div>
+    </div>
+</td>
 </tr>
 
                   </table>
diff --git a/docs/v1/appstore/index.html b/docs/v1/appstore/index.html
index f38c5843..b9432867 100644
--- a/docs/v1/appstore/index.html
+++ b/docs/v1/appstore/index.html
@@ -1242,7 +1242,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="AppStore"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="AppStore"><strong>VSN: </strong>10.0.0</li>
+              <li class="nav-header" data-group="AppStore"><strong>VSN: </strong>11.0.0</li>
               <li class="nav-header" data-group="AppStore"><a href="#api-AppStore">Methods</a></li>
               <li data-group="AppStore" data-name="getSubscription" class="">
                 <a href="#api-AppStore-getSubscription">getSubscription</a>
diff --git a/docs/v1/assets/index.html b/docs/v1/assets/index.html
index dcea4beb..5c5d5e97 100644
--- a/docs/v1/assets/index.html
+++ b/docs/v1/assets/index.html
@@ -1420,7 +1420,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="Asset"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="Asset"><strong>VSN: </strong>10.0.0</li>
+              <li class="nav-header" data-group="Asset"><strong>VSN: </strong>11.0.0</li>
               <li class="nav-header" data-group="Asset"><a href="#api-Asset">Methods</a></li>
               <li data-group="Asset" data-name="createAsset" class="">
                 <a href="#api-Asset-createAsset">createAsset</a>
diff --git a/docs/v1/files/index.html b/docs/v1/files/index.html
index 284eab7f..2f79148c 100644
--- a/docs/v1/files/index.html
+++ b/docs/v1/files/index.html
@@ -1171,7 +1171,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="Files"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="Files"><strong>VSN: </strong>10.0.0</li>
+              <li class="nav-header" data-group="Files"><strong>VSN: </strong>11.0.0</li>
               <li class="nav-header" data-group="Files"><a href="#api-Files">Methods</a></li>
               <li data-group="Files" data-name="createFileAssociation" class="">
                 <a href="#api-Files-createFileAssociation">createFileAssociation</a>
diff --git a/docs/v1/finance/index.html b/docs/v1/finance/index.html
index 761b2c20..a5cd96ab 100644
--- a/docs/v1/finance/index.html
+++ b/docs/v1/finance/index.html
@@ -2376,7 +2376,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="Finance"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="Finance"><strong>VSN: </strong>10.0.0</li>
+              <li class="nav-header" data-group="Finance"><strong>VSN: </strong>11.0.0</li>
               <li class="nav-header" data-group="Finance"><a href="#api-Finance">Methods</a></li>
               <li data-group="Finance" data-name="getBankStatementAccounting" class="">
                 <a href="#api-Finance-getBankStatementAccounting">getBankStatementAccounting</a>
diff --git a/docs/v1/payroll-au-v2/index.html b/docs/v1/payroll-au-v2/index.html
index 90d87a10..a1045479 100644
--- a/docs/v1/payroll-au-v2/index.html
+++ b/docs/v1/payroll-au-v2/index.html
@@ -1160,7 +1160,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="PayrollAuV2"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="PayrollAuV2"><strong>VSN: </strong>10.0.0</li>
+              <li class="nav-header" data-group="PayrollAuV2"><strong>VSN: </strong>11.0.0</li>
               <li class="nav-header" data-group="PayrollAuV2"><a href="#api-PayrollAuV2">Methods</a></li>
               <li data-group="PayrollAuV2" data-name="approveTimesheet" class="">
                 <a href="#api-PayrollAuV2-approveTimesheet">approveTimesheet</a>
diff --git a/docs/v1/payroll-au/index.html b/docs/v1/payroll-au/index.html
index de393ff9..0daeec37 100644
--- a/docs/v1/payroll-au/index.html
+++ b/docs/v1/payroll-au/index.html
@@ -3447,7 +3447,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="PayrollAu"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="PayrollAu"><strong>VSN: </strong>10.0.0</li>
+              <li class="nav-header" data-group="PayrollAu"><strong>VSN: </strong>11.0.0</li>
               <li class="nav-header" data-group="PayrollAu"><a href="#api-PayrollAu">Methods</a></li>
               <li data-group="PayrollAu" data-name="approveLeaveApplication" class="">
                 <a href="#api-PayrollAu-approveLeaveApplication">approveLeaveApplication</a>
diff --git a/docs/v1/payroll-nz/index.html b/docs/v1/payroll-nz/index.html
index 39efa086..9a7f579d 100644
--- a/docs/v1/payroll-nz/index.html
+++ b/docs/v1/payroll-nz/index.html
@@ -4068,7 +4068,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="PayrollNz"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="PayrollNz"><strong>VSN: </strong>10.0.0</li>
+              <li class="nav-header" data-group="PayrollNz"><strong>VSN: </strong>11.0.0</li>
               <li class="nav-header" data-group="PayrollNz"><a href="#api-PayrollNz">Methods</a></li>
               <li data-group="PayrollNz" data-name="approveTimesheet" class="">
                 <a href="#api-PayrollNz-approveTimesheet">approveTimesheet</a>
diff --git a/docs/v1/payroll-uk/index.html b/docs/v1/payroll-uk/index.html
index 7cc3f569..861bf4c8 100644
--- a/docs/v1/payroll-uk/index.html
+++ b/docs/v1/payroll-uk/index.html
@@ -1460,7 +1460,7 @@
     "earningsType" : {
       "type" : "string",
       "description" : "Indicates how an employee will be paid when taking this type of earning",
-      "enum" : [ "Allowance", "BackPay", "Bonus", "Commission", "LumpSum", "OtherEarnings", "OvertimeEarnings", "RegularEarnings", "StatutoryAdoptionPay", "StatutoryAdoptionPayNonPensionable", "StatutoryBereavementPay", "StatutoryMaternityPay", "StatutoryMaternityPayNonPensionable", "StatutoryPaternityPay", "StatutoryPaternityPayNonPensionable", "StatutoryParentalBereavementPayNonPensionable", "StatutorySharedParentalPay", "StatutorySharedParentalPayNonPensionable", "StatutorySickPay", "StatutorySickPayNonPensionable", "TipsNonDirect", "TipsDirect", "TerminationPay", "StatutoryNeonatalCarePay", "StatutoryNeonatalCarePayNonPensionable" ]
+      "enum" : [ "Allowance", "BackPay", "Bonus", "Commission", "LumpSum", "OtherEarnings", "OvertimeEarnings", "RegularEarnings", "StatutoryAdoptionPay", "StatutoryAdoptionPayNonPensionable", "StatutoryBereavementPay", "StatutoryMaternityPay", "StatutoryMaternityPayNonPensionable", "StatutoryPaternityPay", "StatutoryPaternityPayNonPensionable", "StatutoryParentalBereavementPayNonPensionable", "StatutorySharedParentalPay", "StatutorySharedParentalPayNonPensionable", "StatutorySickPay", "StatutorySickPayNonPensionable", "TipsNonDirect", "TipsDirect", "TerminationPay", "StatutoryNeonatalCarePay", "StatutoryNeonatalCarePayNonPensionable", "StatutoryBereavementPayNorthernIreland" ]
     },
     "rateType" : {
       "type" : "string",
@@ -2088,7 +2088,7 @@
     "type" : {
       "type" : "string",
       "description" : "The category of statutory leave",
-      "enum" : [ "Sick", "Adoption", "Maternity", "Paternity", "Sharedparental", "Bereavement", "NeonatalCare" ]
+      "enum" : [ "Sick", "Adoption", "Maternity", "Paternity", "Sharedparental", "Bereavement", "NeonatalCare", "BereavementNire" ]
     },
     "startDate" : {
       "type" : "string",
@@ -3701,7 +3701,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="PayrollUk"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="PayrollUk"><strong>VSN: </strong>10.0.0</li>
+              <li class="nav-header" data-group="PayrollUk"><strong>VSN: </strong>11.0.0</li>
               <li class="nav-header" data-group="PayrollUk"><a href="#api-PayrollUk">Methods</a></li>
               <li data-group="PayrollUk" data-name="approveTimesheet" class="">
                 <a href="#api-PayrollUk-approveTimesheet">approveTimesheet</a>
diff --git a/docs/v1/projects/index.html b/docs/v1/projects/index.html
index a7bcb8ff..992b3ae9 100644
--- a/docs/v1/projects/index.html
+++ b/docs/v1/projects/index.html
@@ -1463,7 +1463,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="Project"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="Project"><strong>VSN: </strong>10.0.0</li>
+              <li class="nav-header" data-group="Project"><strong>VSN: </strong>11.0.0</li>
               <li class="nav-header" data-group="Project"><a href="#api-Project">Methods</a></li>
               <li data-group="Project" data-name="createProject" class="">
                 <a href="#api-Project-createProject">createProject</a>
diff --git a/setup.py b/setup.py
index 039b349b..6d635c83 100644
--- a/setup.py
+++ b/setup.py
@@ -48,5 +48,5 @@ def read_file(filename):
     keywords="xero python sdk API oAuth",
     name="xero_python",
     packages=find_packages(include=["xero_python", "xero_python.*"]),
-    version="10.0.0",
+    version="11.0.0",
 )
diff --git a/xero_python/__init__.py b/xero_python/__init__.py
index 27b29d05..912f98c3 100644
--- a/xero_python/__init__.py
+++ b/xero_python/__init__.py
@@ -2,4 +2,4 @@
 
 __author__ = """Xero Developer API"""
 __email__ = "api@xero.com"
-__version__ = "10.0.0"
+__version__ = "11.0.0"
diff --git a/xero_python/accounting/api/accounting_api.py b/xero_python/accounting/api/accounting_api.py
index 24cec18a..d6cd0d6d 100644
--- a/xero_python/accounting/api/accounting_api.py
+++ b/xero_python/accounting/api/accounting_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 11.1.0
+    OpenAPI spec version: 12.0.0
 """
 
 
@@ -13418,6 +13418,7 @@ def get_prepayments(
         page=empty,
         unitdp=empty,
         page_size=empty,
+        invoice_numbers=empty,
         _return_http_data_only=True,
         _preload_content=True,
         _request_timeout=None,
@@ -13431,6 +13432,7 @@ def get_prepayments(
         :param int page: e.g. page=1 – Up to 100 prepayments will be returned in a single API call with line items shown for each overpayment
         :param int unitdp: e.g. unitdp=4 – (Unit Decimal Places) You can opt in to use four decimal places for unit amounts
         :param int page_size: Number of records to retrieve per page
+        :param list[str] invoice_numbers: Filter by a comma-separated list of InvoiceNumbers
         :param bool _return_http_data_only: return received data only
         :param bool _preload_content: load received data in models
         :param bool _request_timeout: maximum wait time for response
@@ -13444,7 +13446,9 @@ def get_prepayments(
                 "when calling `get_prepayments`"
             )
 
-        collection_formats = {}
+        collection_formats = {
+            "InvoiceNumbers": "csv",
+        }
         path_params = {}
 
         query_params = []
@@ -13464,6 +13468,9 @@ def get_prepayments(
         if page_size is not empty:
             query_params.append(("pageSize", page_size))
 
+        if invoice_numbers is not empty:
+            query_params.append(("InvoiceNumbers", invoice_numbers))
+
         header_params = {
             "xero-tenant-id": xero_tenant_id,
         }
diff --git a/xero_python/accounting/docs/AccountingApi.md b/xero_python/accounting/docs/AccountingApi.md
index 79630049..076355ef 100644
--- a/xero_python/accounting/docs/AccountingApi.md
+++ b/xero_python/accounting/docs/AccountingApi.md
@@ -10346,7 +10346,7 @@ 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)
 
 # **get_prepayments**
-> Prepayments get_prepayments(xero_tenant_id, if_modified_since=if_modified_since, where=where, order=order, page=page, unitdp=unitdp, page_size=page_size)
+> Prepayments get_prepayments(xero_tenant_id, if_modified_since=if_modified_since, where=where, order=order, page=page, unitdp=unitdp, page_size=page_size, invoice_numbers=invoice_numbers)
 
 Retrieves prepayments
 
@@ -10383,9 +10383,10 @@ order = 'Reference ASC' # str | Order by an any element (optional)
 page = 1 # int | e.g. page=1 – Up to 100 prepayments will be returned in a single API call with line items shown for each overpayment (optional)
 unitdp = 4 # int | e.g. unitdp=4 – (Unit Decimal Places) You can opt in to use four decimal places for unit amounts (optional)
 page_size = 100 # int | Number of records to retrieve per page (optional)
+invoice_numbers = ['&quot;INV-001&quot;, &quot;INV-002&quot;'] # list[str] | Filter by a comma-separated list of InvoiceNumbers (optional)
 try:
     # Retrieves prepayments
-    api_response = api_instance.get_prepayments(xero_tenant_id, if_modified_since=if_modified_since, where=where, order=order, page=page, unitdp=unitdp, page_size=page_size)
+    api_response = api_instance.get_prepayments(xero_tenant_id, if_modified_since=if_modified_since, where=where, order=order, page=page, unitdp=unitdp, page_size=page_size, invoice_numbers=invoice_numbers)
     pprint(api_response)
 except ApiException as e:
     print("Exception when calling AccountingApi->get_prepayments: %s\n" % e)
@@ -10402,6 +10403,7 @@ Name | Type | Description  | Notes
  **page** | **int**| e.g. page&#x3D;1 – Up to 100 prepayments will be returned in a single API call with line items shown for each overpayment | [optional] 
  **unitdp** | **int**| e.g. unitdp&#x3D;4 – (Unit Decimal Places) You can opt in to use four decimal places for unit amounts | [optional] 
  **page_size** | **int**| Number of records to retrieve per page | [optional] 
+ **invoice_numbers** | [**list[str]**](str.md)| Filter by a comma-separated list of InvoiceNumbers | [optional] 
 
 ### Return type
 
diff --git a/xero_python/accounting/docs/Prepayment.md b/xero_python/accounting/docs/Prepayment.md
index 2168254a..850e85c9 100644
--- a/xero_python/accounting/docs/Prepayment.md
+++ b/xero_python/accounting/docs/Prepayment.md
@@ -13,6 +13,7 @@ Name | Type | Description | Notes
 **total_tax** | **float** | The total tax on the prepayment | [optional] 
 **total** | **float** | The total of the prepayment(subtotal + total tax) | [optional] 
 **reference** | **str** | Returns Invoice number field. Reference field isn&#39;t available. | [optional] 
+**invoice_number** | **str** | Returns Invoice number for prepayment receive document only. | [optional] 
 **updated_date_utc** | **datetime** | UTC timestamp of last update to the prepayment | [optional] 
 **currency_code** | [**CurrencyCode**](CurrencyCode.md) |  | [optional] 
 **prepayment_id** | **str** | Xero generated unique identifier | [optional] 
diff --git a/xero_python/accounting/models/prepayment.py b/xero_python/accounting/models/prepayment.py
index ea374d50..b9fb3094 100644
--- a/xero_python/accounting/models/prepayment.py
+++ b/xero_python/accounting/models/prepayment.py
@@ -40,6 +40,7 @@ class Prepayment(BaseModel):
         "total_tax": "float",
         "total": "float",
         "reference": "str",
+        "invoice_number": "str",
         "updated_date_utc": "datetime[ms-format]",
         "currency_code": "CurrencyCode",
         "prepayment_id": "str",
@@ -63,6 +64,7 @@ class Prepayment(BaseModel):
         "total_tax": "TotalTax",
         "total": "Total",
         "reference": "Reference",
+        "invoice_number": "InvoiceNumber",
         "updated_date_utc": "UpdatedDateUTC",
         "currency_code": "CurrencyCode",
         "prepayment_id": "PrepaymentID",
@@ -87,6 +89,7 @@ def __init__(
         total_tax=None,
         total=None,
         reference=None,
+        invoice_number=None,
         updated_date_utc=None,
         currency_code=None,
         prepayment_id=None,
@@ -110,6 +113,7 @@ def __init__(
         self._total_tax = None
         self._total = None
         self._reference = None
+        self._invoice_number = None
         self._updated_date_utc = None
         self._currency_code = None
         self._prepayment_id = None
@@ -142,6 +146,8 @@ def __init__(
             self.total = total
         if reference is not None:
             self.reference = reference
+        if invoice_number is not None:
+            self.invoice_number = invoice_number
         if updated_date_utc is not None:
             self.updated_date_utc = updated_date_utc
         if currency_code is not None:
@@ -413,6 +419,29 @@ def reference(self, reference):
 
         self._reference = reference
 
+    @property
+    def invoice_number(self):
+        """Gets the invoice_number of this Prepayment.  # noqa: E501
+
+        Returns Invoice number for prepayment receive document only.  # noqa: E501
+
+        :return: The invoice_number of this Prepayment.  # noqa: E501
+        :rtype: str
+        """
+        return self._invoice_number
+
+    @invoice_number.setter
+    def invoice_number(self, invoice_number):
+        """Sets the invoice_number of this Prepayment.
+
+        Returns Invoice number for prepayment receive document only.  # noqa: E501
+
+        :param invoice_number: The invoice_number of this Prepayment.  # noqa: E501
+        :type: str
+        """
+
+        self._invoice_number = invoice_number
+
     @property
     def updated_date_utc(self):
         """Gets the updated_date_utc of this Prepayment.  # noqa: E501
diff --git a/xero_python/appstore/api/app_store_api.py b/xero_python/appstore/api/app_store_api.py
index f4e27251..c339f8b5 100644
--- a/xero_python/appstore/api/app_store_api.py
+++ b/xero_python/appstore/api/app_store_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 11.1.0
+    OpenAPI spec version: 12.0.0
 """
 
 
diff --git a/xero_python/assets/api/asset_api.py b/xero_python/assets/api/asset_api.py
index 12f86873..d21e7763 100644
--- a/xero_python/assets/api/asset_api.py
+++ b/xero_python/assets/api/asset_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 11.1.0
+    OpenAPI spec version: 12.0.0
 """
 
 
diff --git a/xero_python/docs/README.md b/xero_python/docs/README.md
index 3a2bc986..2574fc8f 100644
--- a/xero_python/docs/README.md
+++ b/xero_python/docs/README.md
@@ -3,8 +3,8 @@ These endpoints are related to managing authentication tokens and identity for X
 
 The `xero_python` package is automatically generated by the [XeroAPI SDK 2.0 Codegen](https://github.com/xero-github/xeroapi-sdk-codegen) project:
 
-- API version: 11.1.0
-- Package version: 10.0.0
+- API version: 12.0.0
+- Package version: 11.0.0
 - Build package: org.openapitools.codegen.languages.PythonClientCodegen
 For more information, please visit [https://developer.xero.com](https://developer.xero.com)
 
diff --git a/xero_python/file/api/files_api.py b/xero_python/file/api/files_api.py
index 8e30b51b..a9e0c15e 100644
--- a/xero_python/file/api/files_api.py
+++ b/xero_python/file/api/files_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 11.1.0
+    OpenAPI spec version: 12.0.0
 """
 
 
diff --git a/xero_python/finance/api/finance_api.py b/xero_python/finance/api/finance_api.py
index 7a2f37fb..d509e977 100644
--- a/xero_python/finance/api/finance_api.py
+++ b/xero_python/finance/api/finance_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 11.1.0
+    OpenAPI spec version: 12.0.0
 """
 
 
diff --git a/xero_python/identity/api/identity_api.py b/xero_python/identity/api/identity_api.py
index 90458d9a..ab5425b9 100644
--- a/xero_python/identity/api/identity_api.py
+++ b/xero_python/identity/api/identity_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 11.1.0
+    OpenAPI spec version: 12.0.0
 """
 
 
diff --git a/xero_python/payrollau/api/payroll_au_api.py b/xero_python/payrollau/api/payroll_au_api.py
index 23c6d5f0..d074552a 100644
--- a/xero_python/payrollau/api/payroll_au_api.py
+++ b/xero_python/payrollau/api/payroll_au_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 11.1.0
+    OpenAPI spec version: 12.0.0
 """
 
 
diff --git a/xero_python/payrollauv2/api/payroll_au_v2_api.py b/xero_python/payrollauv2/api/payroll_au_v2_api.py
index ff92e6bc..1ee336af 100644
--- a/xero_python/payrollauv2/api/payroll_au_v2_api.py
+++ b/xero_python/payrollauv2/api/payroll_au_v2_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 11.1.0
+    OpenAPI spec version: 12.0.0
 """
 
 
diff --git a/xero_python/payrollnz/api/payroll_nz_api.py b/xero_python/payrollnz/api/payroll_nz_api.py
index b1eadb16..33797d16 100644
--- a/xero_python/payrollnz/api/payroll_nz_api.py
+++ b/xero_python/payrollnz/api/payroll_nz_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 11.1.0
+    OpenAPI spec version: 12.0.0
 """
 
 
diff --git a/xero_python/payrolluk/api/payroll_uk_api.py b/xero_python/payrolluk/api/payroll_uk_api.py
index 41145797..ab60798f 100644
--- a/xero_python/payrolluk/api/payroll_uk_api.py
+++ b/xero_python/payrolluk/api/payroll_uk_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 11.1.0
+    OpenAPI spec version: 12.0.0
 """
 
 
diff --git a/xero_python/payrolluk/models/earnings_rate.py b/xero_python/payrolluk/models/earnings_rate.py
index 6a3d4f04..7c4277cb 100644
--- a/xero_python/payrolluk/models/earnings_rate.py
+++ b/xero_python/payrolluk/models/earnings_rate.py
@@ -198,6 +198,7 @@ def earnings_type(self, earnings_type):
             "TerminationPay",
             "StatutoryNeonatalCarePay",
             "StatutoryNeonatalCarePayNonPensionable",
+            "StatutoryBereavementPayNorthernIreland",
             "None",
         ]  # noqa: E501
 
diff --git a/xero_python/payrolluk/models/employee_statutory_leave_summary.py b/xero_python/payrolluk/models/employee_statutory_leave_summary.py
index dcd2ecbf..4c67e810 100644
--- a/xero_python/payrolluk/models/employee_statutory_leave_summary.py
+++ b/xero_python/payrolluk/models/employee_statutory_leave_summary.py
@@ -159,6 +159,7 @@ def type(self, type):
             "Sharedparental",
             "Bereavement",
             "NeonatalCare",
+            "BereavementNire",
             "None",
         ]  # noqa: E501
 
diff --git a/xero_python/project/api/project_api.py b/xero_python/project/api/project_api.py
index 0c3eba2d..b7eb8e69 100644
--- a/xero_python/project/api/project_api.py
+++ b/xero_python/project/api/project_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 11.1.0
+    OpenAPI spec version: 12.0.0
 """