diff --git a/Gemfile.lock b/Gemfile.lock
index 78e7649e..b53a0ab5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    xero-ruby (2.9.0)
+    xero-ruby (2.9.1)
       faraday (~> 1.0, >= 1.0.1)
       json (~> 2.1, >= 2.1.0)
 
@@ -12,11 +12,15 @@ GEM
     byebug (11.1.3)
     coderay (1.1.3)
     diff-lcs (1.4.4)
-    faraday (1.3.0)
+    faraday (1.4.1)
+      faraday-excon (~> 1.1)
       faraday-net_http (~> 1.0)
+      faraday-net_http_persistent (~> 1.1)
       multipart-post (>= 1.2, < 3)
-      ruby2_keywords
+      ruby2_keywords (>= 0.0.4)
+    faraday-excon (1.1.0)
     faraday-net_http (1.0.1)
+    faraday-net_http_persistent (1.1.0)
     jaro_winkler (1.5.4)
     json (2.5.1)
     method_source (1.0.0)
diff --git a/docs/accounting/index.html b/docs/accounting/index.html
index 75a6f4ed..a0c7533e 100644
--- a/docs/accounting/index.html
+++ b/docs/accounting/index.html
@@ -5795,7 +5795,7 @@
             } else if (location.includes('php')){
               sdkLang = 'php'
               sdkName = 'xero-php-oauth2'
-            } else if (location.includes('dotnet')){
+            } else if (location.includes('xero-netstandard') || location.includes('csharp')){
               sdkLang = 'dotnet'
               sdkName = 'Xero-NetStandard'
             } else if (location.includes('java')){
diff --git a/docs/assets/index.html b/docs/assets/index.html
index 0edddd7c..6c223e2e 100644
--- a/docs/assets/index.html
+++ b/docs/assets/index.html
@@ -1365,7 +1365,7 @@
             } else if (location.includes('php')){
               sdkLang = 'php'
               sdkName = 'xero-php-oauth2'
-            } else if (location.includes('dotnet')){
+            } else if (location.includes('xero-netstandard') || location.includes('csharp')){
               sdkLang = 'dotnet'
               sdkName = 'Xero-NetStandard'
             } else if (location.includes('java')){
diff --git a/docs/files/index.html b/docs/files/index.html
index a4f14598..555e26a9 100644
--- a/docs/files/index.html
+++ b/docs/files/index.html
@@ -1129,7 +1129,7 @@
             } else if (location.includes('php')){
               sdkLang = 'php'
               sdkName = 'xero-php-oauth2'
-            } else if (location.includes('dotnet')){
+            } else if (location.includes('xero-netstandard') || location.includes('csharp')){
               sdkLang = 'dotnet'
               sdkName = 'Xero-NetStandard'
             } else if (location.includes('java')){
diff --git a/docs/payroll_au/DeductionLine.md b/docs/payroll_au/DeductionLine.md
index 01f60081..d2e7c8f0 100644
--- a/docs/payroll_au/DeductionLine.md
+++ b/docs/payroll_au/DeductionLine.md
@@ -5,7 +5,7 @@
 Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
 **deduction_type_id** | **String** | Xero deduction type identifier | 
-**calculation_type** | [**DeductionTypeCalculationType**](DeductionTypeCalculationType.md) |  | 
+**calculation_type** | [**DeductionTypeCalculationType**](DeductionTypeCalculationType.md) |  | [optional] 
 **amount** | **BigDecimal** | Deduction type amount | [optional] 
 **percentage** | **BigDecimal** | The Percentage of the Deduction | [optional] 
 **number_of_units** | **BigDecimal** | Deduction number of units | [optional] 
diff --git a/docs/payroll_au/index.html b/docs/payroll_au/index.html
index 3bfbcc35..1664703f 100644
--- a/docs/payroll_au/index.html
+++ b/docs/payroll_au/index.html
@@ -970,7 +970,7 @@
 };
       defs["DeductionLine"] = {
   "title" : "",
-  "required" : [ "CalculationType", "DeductionTypeID" ],
+  "required" : [ "DeductionTypeID" ],
   "type" : "object",
   "properties" : {
     "DeductionTypeID" : {
@@ -3207,7 +3207,7 @@
             } else if (location.includes('php')){
               sdkLang = 'php'
               sdkName = 'xero-php-oauth2'
-            } else if (location.includes('dotnet')){
+            } else if (location.includes('xero-netstandard') || location.includes('csharp')){
               sdkLang = 'dotnet'
               sdkName = 'Xero-NetStandard'
             } else if (location.includes('java')){
diff --git a/docs/payroll_nz/index.html b/docs/payroll_nz/index.html
index de729b5f..f4347a68 100644
--- a/docs/payroll_nz/index.html
+++ b/docs/payroll_nz/index.html
@@ -3812,7 +3812,7 @@
             } else if (location.includes('php')){
               sdkLang = 'php'
               sdkName = 'xero-php-oauth2'
-            } else if (location.includes('dotnet')){
+            } else if (location.includes('xero-netstandard') || location.includes('csharp')){
               sdkLang = 'dotnet'
               sdkName = 'Xero-NetStandard'
             } else if (location.includes('java')){
diff --git a/docs/payroll_uk/index.html b/docs/payroll_uk/index.html
index 9655516d..8edeb2ae 100644
--- a/docs/payroll_uk/index.html
+++ b/docs/payroll_uk/index.html
@@ -3480,7 +3480,7 @@
             } else if (location.includes('php')){
               sdkLang = 'php'
               sdkName = 'xero-php-oauth2'
-            } else if (location.includes('dotnet')){
+            } else if (location.includes('xero-netstandard') || location.includes('csharp')){
               sdkLang = 'dotnet'
               sdkName = 'Xero-NetStandard'
             } else if (location.includes('java')){
diff --git a/docs/projects/index.html b/docs/projects/index.html
index 5a4c7785..884b7877 100644
--- a/docs/projects/index.html
+++ b/docs/projects/index.html
@@ -1442,7 +1442,7 @@
             } else if (location.includes('php')){
               sdkLang = 'php'
               sdkName = 'xero-php-oauth2'
-            } else if (location.includes('dotnet')){
+            } else if (location.includes('xero-netstandard') || location.includes('csharp')){
               sdkLang = 'dotnet'
               sdkName = 'Xero-NetStandard'
             } else if (location.includes('java')){
diff --git a/lib/xero-ruby/api/accounting_api.rb b/lib/xero-ruby/api/accounting_api.rb
index 66f73545..96ac23d3 100644
--- a/lib/xero-ruby/api/accounting_api.rb
+++ b/lib/xero-ruby/api/accounting_api.rb
@@ -7730,9 +7730,6 @@ def get_contact_history_with_http_info(xero_tenant_id, contact_id, options = {})
     # @option opts [Boolean] :include_archived e.g. includeArchived&#x3D;true - Contacts with a status of ARCHIVED will be included in the response
     # @return [Contacts]
     def get_contacts(xero_tenant_id, opts = {})
-      puts "\n\n\n"
-      puts "*****************************"
-      puts "opts #{opts}"
       data, _status_code, _headers = get_contacts_with_http_info(xero_tenant_id, opts)
       data
     end
@@ -7749,9 +7746,6 @@ def get_contacts(xero_tenant_id, opts = {})
     # @return [Array<(Contacts, Integer, Hash)>] Contacts data, response status code and response headers
     def get_contacts_with_http_info(xero_tenant_id, options = {})
       opts = options.dup
-
-      puts "opts == options ?"
-      puts "#{opts} == #{options} ?"
       if @api_client.config.debugging
         @api_client.config.logger.debug 'Calling API: AccountingApi.get_contacts ...'
       end
diff --git a/lib/xero-ruby/api_client.rb b/lib/xero-ruby/api_client.rb
index 09fcf1a0..260c432c 100644
--- a/lib/xero-ruby/api_client.rb
+++ b/lib/xero-ruby/api_client.rb
@@ -191,7 +191,26 @@ def call_api(http_method, path, api_client, opts = {})
         :client_key => @config.ssl_client_key
       }
 
-      connection = Faraday.new(:url => config.base_url, :ssl => ssl_options) do |conn|
+      case api_client
+      when "AccountingApi"
+        method_base_url = @config.accounting_url
+      when "AssetApi"
+        method_base_url = @config.asset_url
+      when "FilesApi"
+       method_base_url = @config.files_url
+      when "PayrollAuApi"
+        method_base_url = @config.payroll_au_url
+      when "PayrollNzApi"
+        method_base_url = @config.payroll_nz_url
+      when "PayrollUkApi"
+        method_base_url = @config.payroll_uk_url
+      when "ProjectApi"
+        method_base_url = @config.project_url
+      else
+        method_base_url = @config.accounting_url
+      end
+
+      connection = Faraday.new(:url => method_base_url, :ssl => ssl_options) do |conn|
         conn.basic_auth(config.username, config.password)
         if opts[:header_params]["Content-Type"] == "multipart/form-data"
           conn.request :multipart
diff --git a/lib/xero-ruby/configuration.rb b/lib/xero-ruby/configuration.rb
index 4e29b797..78dbc44a 100644
--- a/lib/xero-ruby/configuration.rb
+++ b/lib/xero-ruby/configuration.rb
@@ -60,8 +60,10 @@ class Configuration
     # @return [String]
     attr_accessor :password
 
-    # Defines the access token (Bearer) used with OAuth2.
+    # Defines the access token (Bearer) used with OAuth2 authorization
     attr_accessor :access_token
+    
+    # Defines OpenID Connect id_token containing Xero user authentication detail
     attr_accessor :id_token
 
     # Defines the token set used with OAuth2. May include id/access/refresh token & other meta info.
diff --git a/lib/xero-ruby/models/payroll_au/deduction_line.rb b/lib/xero-ruby/models/payroll_au/deduction_line.rb
index 5f7b8c73..11f77d5d 100644
--- a/lib/xero-ruby/models/payroll_au/deduction_line.rb
+++ b/lib/xero-ruby/models/payroll_au/deduction_line.rb
@@ -97,10 +97,6 @@ def list_invalid_properties
         invalid_properties.push('invalid value for "deduction_type_id", deduction_type_id cannot be nil.')
       end
 
-      if @calculation_type.nil?
-        invalid_properties.push('invalid value for "calculation_type", calculation_type cannot be nil.')
-      end
-
       invalid_properties
     end
 
@@ -108,7 +104,6 @@ def list_invalid_properties
     # @return true if the model is valid
     def valid?
       return false if @deduction_type_id.nil?
-      return false if @calculation_type.nil?
       true
     end
 
diff --git a/lib/xero-ruby/version.rb b/lib/xero-ruby/version.rb
index 4a2d3681..1a013880 100644
--- a/lib/xero-ruby/version.rb
+++ b/lib/xero-ruby/version.rb
@@ -7,9 +7,9 @@
 Generated by: https://openapi-generator.tech
 OpenAPI Generator version: 4.3.1
 
-The version of the XeroOpenAPI document: 2.10.4
+The version of the XeroOpenAPI document: 2.10.5
 =end
 
 module XeroRuby
-  VERSION = '2.9.0'
+  VERSION = '2.9.1'
 end
diff --git a/spec/api_client_spec.rb b/spec/api_client_spec.rb
index 206aaf47..a38481b2 100644
--- a/spec/api_client_spec.rb
+++ b/spec/api_client_spec.rb
@@ -412,13 +412,13 @@
         expect(api_client_1.id_token).to eq(nil)
         expect(api_client_2.id_token).to eq(nil)
 
-        api_client_1.set_id_token("ACCESS_TOKEN_1")
-        expect(api_client_1.id_token).to eq("ACCESS_TOKEN_1")
+        api_client_1.set_id_token("id_token_1")
+        expect(api_client_1.id_token).to eq("id_token_1")
         expect(api_client_2.id_token).to eq(nil)
 
-        api_client_2.set_id_token("ACCESS_TOKEN_2")
-        expect(api_client_1.id_token).to eq("ACCESS_TOKEN_1")
-        expect(api_client_2.id_token).to eq("ACCESS_TOKEN_2")
+        api_client_2.set_id_token("id_token_2")
+        expect(api_client_1.id_token).to eq("id_token_1")
+        expect(api_client_2.id_token).to eq("id_token_2")
       end
 
       it 'applies to #set_token_set' do 
@@ -445,6 +445,10 @@
         api_client_2.files_api
         expect(api_client_1.config.base_url).to eq(api_client_1.config.accounting_url)
         expect(api_client_2.config.base_url).to eq(api_client_1.config.files_url)
+
+        api_client_2.project_api
+        expect(api_client_1.config.base_url).to eq(api_client_1.config.accounting_url)
+        expect(api_client_2.config.base_url).to eq(api_client_1.config.project_url)
       end
     end
   end