diff --git a/CHANGELOG.md b/CHANGELOG.md
index fa7a61f..579a235 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,17 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased][]
 
+- No changes
+
+## [0.10.0][]
+
+### Fixed
+
+- Make `can_approve` and `is_paid_manually` fields from Payer API required to match Tipalti specification
+
+### Updated
+
+- Updates on Tipalti documentation urls
 ## [0.9.0][] - 2021-05-20
 
 ### Updated
@@ -121,7 +132,9 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ### Initial release
 
-[Unreleased]: https://github.com/peek-travel/tipalti-elixir/compare/0.9.0...HEAD
+[Unreleased]: https://github.com/peek-travel/tipalti-elixir/compare/0.10.0...HEAD
+
+[0.10.0]: https://github.com/peek-travel/tipalti-elixir/compare/0.9.0...0.10.0
 
 [0.9.0]: https://github.com/peek-travel/tipalti-elixir/compare/0.8.6...0.9.0
 
diff --git a/README.md b/README.md
index 9a892d3..fcac6ee 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,6 @@
 
 [![CI Status](https://github.com/peek-travel/tipalti-elixir/workflows/CI/badge.svg)](https://github.com/peek-travel/tipalti-elixir/actions)
 [![codecov](https://codecov.io/gh/peek-travel/tipalti-elixir/branch/master/graph/badge.svg)](https://codecov.io/gh/peek-travel/tipalti-elixir)
-[![SourceLevel](https://app.sourcelevel.io/github/peek-travel/tipalti-elixir.svg)](https://app.sourcelevel.io/github/peek-travel/tipalti-elixir)
 [![Hex.pm Version](https://img.shields.io/hexpm/v/tipalti.svg?style=flat)](https://hex.pm/packages/tipalti)
 [![Inline docs](http://inch-ci.org/github/peek-travel/tipalti-elixir.svg)](http://inch-ci.org/github/peek-travel/tipalti-elixir)
 [![License](https://img.shields.io/hexpm/l/tipalti.svg)](LICENSE.md)
diff --git a/lib/tipalti/api/payer.ex b/lib/tipalti/api/payer.ex
index 8129432..79d2bcf 100644
--- a/lib/tipalti/api/payer.ex
+++ b/lib/tipalti/api/payer.ex
@@ -84,8 +84,8 @@ defmodule Tipalti.API.Payer do
           required(:date) => String.t(),
           required(:idap) => Tipalti.idap(),
           required(:subject) => String.t(),
-          optional(:can_approve) => boolean(),
-          optional(:is_paid_manually) => boolean(),
+          required(:can_approve) => boolean(),
+          required(:is_paid_manually) => boolean(),
           optional(:ap_account_number) => String.t(),
           optional(:approvers) => [invoice_approver()],
           optional(:currency) => String.t(),
@@ -107,7 +107,7 @@ defmodule Tipalti.API.Payer do
   Returns a list of invoice responses for each invoice,
   indicating if it succeeded and what the errors were if it didn't.
 
-  See <https://support.tipalti.com/Content/Topics/Development/APIs/PayerApi.htm> for details.
+  See <https://support.tipalti.com/Content/Topics/Development/APIs/PayeeAPI/Intro.htm> for details.
 
   ## Parameters
 
@@ -155,7 +155,7 @@ defmodule Tipalti.API.Payer do
 
   ## Examples
 
-      iex> create_or_update_invoices([%{idap: "somepayee", ref_code: "testinvoice1", due_date: "2018-05-01", date: "2018-06-01", subject: "test invoice 1", currency: "USD", line_items: [%{amount: "100.00", description: "test line item"}]}, %{idap: "somepayee", ref_code: "testinvoice2", due_date: "2018-06-01", date: "2018-05-01", subject: "test invoice 2", currency: "USD", line_items: [%{amount: "100.00", description: "test line item"}]}])
+      iex> create_or_update_invoices([%{idap: "somepayee", can_approve: false, is_paid_manually: false, ref_code: "testinvoice1", due_date: "2018-05-01", date: "2018-06-01", subject: "test invoice 1", currency: "USD", line_items: [%{amount: "100.00", description: "test line item"}]}, %{idap: "somepayee", ref_code: "testinvoice2", due_date: "2018-06-01", date: "2018-05-01", subject: "test invoice 2", currency: "USD", line_items: [%{amount: "100.00", description: "test line item"}]}])
       {:ok,
       [
         %{
@@ -173,7 +173,7 @@ defmodule Tipalti.API.Payer do
       iex> custom_fields = [%{key: "foo", value: "bar"}]
       ...> line_items = [%{amount: "100.00", description: "test line item", custom_fields: custom_fields}]
       ...> approvers = [%{name: "Mr. Approver", email: "approver@example.com", order: 1}]
-      ...> invoice = %{idap: "somepayee", ref_code: "testinvoice", due_date: "2018-06-01", date: "2018-05-01", subject: "test invoice", currency: "USD", line_items: line_items, custom_fields: custom_fields, approvers: approvers}
+      ...> invoice = %{idap: "somepayee", can_approve: false, is_paid_manually: false, ref_code: "testinvoice", due_date: "2018-06-01", date: "2018-05-01", subject: "test invoice", currency: "USD", line_items: line_items, custom_fields: custom_fields, approvers: approvers}
       ...> create_or_update_invoices([invoice])
       {:ok, [%{error_message: nil, ref_code: "testinvoice", succeeded: true}]}
   """
diff --git a/mix.exs b/mix.exs
index c4e54b2..7aca93b 100644
--- a/mix.exs
+++ b/mix.exs
@@ -1,7 +1,7 @@
 defmodule Tipalti.MixProject do
   use Mix.Project
 
-  @version "0.9.0"
+  @version "0.10.0"
 
   def project do
     [
diff --git a/test/requests/create_or_update_invoices_custom_req.xml b/test/requests/create_or_update_invoices_custom_req.xml
index 8d3ae95..696b620 100644
--- a/test/requests/create_or_update_invoices_custom_req.xml
+++ b/test/requests/create_or_update_invoices_custom_req.xml
@@ -23,12 +23,14 @@
               </CustomFields>
             </InvoiceLine>
           </InvoiceLines>
+          <CanApprove>false</CanApprove>
           <CustomFields>
             <KeyValuePair>
               <Key>foo</Key>
               <Value>bar</Value>
             </KeyValuePair>
           </CustomFields>
+          <IsPaidManually>false</IsPaidManually>
           <Currency>USD</Currency>
           <Approvers>
             <TipaltiInvoiceApprover>
diff --git a/test/requests/create_or_update_invoices_req.xml b/test/requests/create_or_update_invoices_req.xml
index 41ea3f7..d42b47c 100644
--- a/test/requests/create_or_update_invoices_req.xml
+++ b/test/requests/create_or_update_invoices_req.xml
@@ -17,6 +17,8 @@
               <Description>test line item</Description>
             </InvoiceLine>
           </InvoiceLines>
+          <CanApprove>false</CanApprove>
+          <IsPaidManually>false</IsPaidManually>
           <Currency>USD</Currency>
           <InvoiceSubject>test invoice 1</InvoiceSubject>
         </TipaltiInvoiceItemRequest>