diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1c9e5668..bac92f59 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@
 This file is used to list changes made in each version of the iis cookbook.
 
 ## Unreleased
+- Allow specifying install method for windows_feature resources
 
 ## 7.5.1 - *2021-03-25*
 
diff --git a/README.md b/README.md
index f58cb4e5..774a3fde 100644
--- a/README.md
+++ b/README.md
@@ -36,7 +36,7 @@ This cookbook is maintained by the Sous Chefs. The Sous Chefs are a community of
 - `node['iis']['pubroot']` - . default is `%SYSTEMDRIVE%\inetpub`
 - `node['iis']['docroot']` - IIS web site home directory. default is `%SYSTEMDRIVE%\inetpub\wwwroot`
 - `node['iis']['cache_dir']` - location of cached data. default is `%SYSTEMDRIVE%\inetpub\temp`
-- `node['iis']['windows_feature_install_method']` - specify the install method that will be used by any windows_feature resources. If ommitted it will not be specified and will the windows_feature supply a default. Valid options are ':windows_feature_dism, :windows_feature_powershell, :windows_feature_servermanagercmd'
+- `node['iis']['windows_feature_install_method']` - specify the install method that will be used by any windows_feature resources. If ommitted it will not be specified and will the windows_feature supply a default. Valid options are ':windows_feature_dism, :windows_feature_powershell, :windows_feature_servermanagercmd'. Default is :windows_feature_dism
 
 ## Resources
 
diff --git a/attributes/default.rb b/attributes/default.rb
index aa2e948d..dc9a7390 100644
--- a/attributes/default.rb
+++ b/attributes/default.rb
@@ -27,3 +27,5 @@
 default['iis']['source'] = nil
 
 default['iis']['recycle']['log_events'] = 'Time, Requests, Schedule, Memory, IsapiUnhealthy, OnDemand, ConfigChange, PrivateMemory'
+
+default['iis']['windows_feature_install_method'] = :windows_feature_dism
diff --git a/documentation/iis_install.md b/documentation/iis_install.md
index 0d3b99d4..e47cc9bb 100644
--- a/documentation/iis_install.md
+++ b/documentation/iis_install.md
@@ -16,7 +16,7 @@ Simple resource to install the IIS feature
 | ----------------------- | -------- | -------- | ------------------------------------ |
 | `source`                |  String  | No       | Source to install the features from. |
 | `additional_components` |  Array   | No       | Features of IIS to install |
-| `install_method`        |  :windows_feature_dism, :windows_feature_powershell, :windows_feature_servermanagercmd | No       | install_method to be used to any windows_features  resources |
+| `install_method`        |  :windows_feature_dism, :windows_feature_powershell, :windows_feature_servermanagercmd | No       | install_method to be used to any windows_features  resources. Default is :windows_feature_dism |
 
 ## Examples
 
diff --git a/documentation/iis_manager.md b/documentation/iis_manager.md
index 5ef967ce..61c1eab5 100644
--- a/documentation/iis_manager.md
+++ b/documentation/iis_manager.md
@@ -17,7 +17,7 @@ Configures the IIS Manager service
 | `enable_remote_management`  |  true, false  | `true`  | If remote access allowed |
 | `log_directory`             |  String       |         | Optional. The directory to write log files to |
 | `port`                      |  Integer      | `8172`  | The port the service listens on. |
-| `install_method`            |  :windows_feature_dism, :windows_feature_powershell, :windows_feature_servermanagercmd | | Optional: install_method to be used to any windows_features  resources |
+| `install_method`            |  :windows_feature_dism, :windows_feature_powershell, :windows_feature_servermanagercmd | `:windows_feature_dism` | Optional. install_method to be used to any windows_features resources |
 
 ## Examples
 
diff --git a/kitchen.yml b/kitchen.yml
index 20a4c671..0724c829 100644
--- a/kitchen.yml
+++ b/kitchen.yml
@@ -73,7 +73,7 @@ suites:
       - recipe[test::vdir]
   - name: default-windowsfeatures-powershell
     run_list:
-      -recipe[iis::default]
+      - recipe[iis::default]
     attributes:
       iis:
         windows_feature_install_method: :windows_feature_powershell
diff --git a/recipes/mod_application_initialization.rb b/recipes/mod_application_initialization.rb
index 371aff2e..02c81d34 100644
--- a/recipes/mod_application_initialization.rb
+++ b/recipes/mod_application_initialization.rb
@@ -20,7 +20,6 @@
 
 include_recipe 'iis'
 
-install_method = node['iis']['windows_feature_install_method']
 windows_feature 'IIS-ApplicationInit' do
-  install_method install_method unless install_method.nil?
+  install_method node['iis']['windows_feature_install_method']
 end
diff --git a/recipes/mod_aspnet.rb b/recipes/mod_aspnet.rb
index 3a1b5b81..fc48f252 100644
--- a/recipes/mod_aspnet.rb
+++ b/recipes/mod_aspnet.rb
@@ -21,11 +21,9 @@
 include_recipe 'iis'
 include_recipe 'iis::mod_isapi'
 
-install_method = node['iis']['windows_feature_install_method']
-
 windows_feature %w(IIS-NetFxExtensibility IIS-ASPNET) do
   action :install
   all !IISCookbook::Helper.older_than_windows2012?
   source node['iis']['source'] unless node['iis']['source'].nil?
-  install_method install_method unless install_method.nil?
+  install_method node['iis']['windows_feature_install_method']
 end
diff --git a/recipes/mod_aspnet45.rb b/recipes/mod_aspnet45.rb
index ffc5f6f6..310e89f3 100644
--- a/recipes/mod_aspnet45.rb
+++ b/recipes/mod_aspnet45.rb
@@ -21,8 +21,6 @@
 include_recipe 'iis'
 include_recipe 'iis::mod_isapi'
 
-install_method = node['iis']['windows_feature_install_method']
-
 windows_feature %w(NetFx4Extended-ASPNET45 IIS-NetFxExtensibility45 IIS-ASPNET45) do
-  install_method install_method unless install_method.nil?
+  install_method node['iis']['windows_feature_install_method']
 end
diff --git a/recipes/mod_auth_basic.rb b/recipes/mod_auth_basic.rb
index 4917206b..cd6abc12 100644
--- a/recipes/mod_auth_basic.rb
+++ b/recipes/mod_auth_basic.rb
@@ -20,10 +20,8 @@
 
 include_recipe 'iis'
 
-install_method = node['iis']['windows_feature_install_method']
-
 windows_feature 'IIS-BasicAuthentication' do
-  install_method install_method unless install_method.nil?
+  install_method node['iis']['windows_feature_install_method']
 end
 
 iis_section 'unlocks basic authentication control in web.config' do
diff --git a/recipes/mod_auth_digest.rb b/recipes/mod_auth_digest.rb
index a1e89f1c..99f16749 100644
--- a/recipes/mod_auth_digest.rb
+++ b/recipes/mod_auth_digest.rb
@@ -20,10 +20,8 @@
 
 include_recipe 'iis'
 
-install_method = node['iis']['windows_feature_install_method']
-
 windows_feature 'IIS-DigestAuthentication' do
-  install_method install_method unless install_method.nil?
+  install_method node['iis']['windows_feature_install_method']
 end
 
 iis_section 'unlocks digest authentication control in web.config' do
diff --git a/recipes/mod_auth_windows.rb b/recipes/mod_auth_windows.rb
index 51ea98e1..ce19e02e 100644
--- a/recipes/mod_auth_windows.rb
+++ b/recipes/mod_auth_windows.rb
@@ -20,10 +20,8 @@
 
 include_recipe 'iis'
 
-install_method = node['iis']['windows_feature_install_method']
-
 windows_feature 'IIS-WindowsAuthentication' do
-  install_method install_method unless install_method.nil?
+  install_method node['iis']['windows_feature_install_method']
 end
 
 iis_section 'unlocks windows authentication control in web.config' do
diff --git a/recipes/mod_cgi.rb b/recipes/mod_cgi.rb
index d152a860..418f9cd2 100644
--- a/recipes/mod_cgi.rb
+++ b/recipes/mod_cgi.rb
@@ -20,8 +20,6 @@
 
 include_recipe 'iis'
 
-install_method = node['iis']['windows_feature_install_method']
-
 windows_feature 'IIS-CGI' do
-  install_method install_method unless install_method.nil?
+  install_method node['iis']['windows_feature_install_method']
 end
diff --git a/recipes/mod_compress_dynamic.rb b/recipes/mod_compress_dynamic.rb
index 39723023..e7868690 100644
--- a/recipes/mod_compress_dynamic.rb
+++ b/recipes/mod_compress_dynamic.rb
@@ -20,8 +20,6 @@
 
 include_recipe 'iis'
 
-install_method = node['iis']['windows_feature_install_method']
-
 windows_feature 'IIS-HttpCompressionDynamic' do
-  install_method install_method unless install_method.nil?
+  install_method node['iis']['windows_feature_install_method']
 end
diff --git a/recipes/mod_compress_static.rb b/recipes/mod_compress_static.rb
index 066ca45a..e76fc1c6 100644
--- a/recipes/mod_compress_static.rb
+++ b/recipes/mod_compress_static.rb
@@ -20,8 +20,6 @@
 
 include_recipe 'iis'
 
-install_method = node['iis']['windows_feature_install_method']
-
 windows_feature 'IIS-HttpCompressionStatic' do
-  install_method install_method unless install_method.nil?
+  install_method node['iis']['windows_feature_install_method']
 end
diff --git a/recipes/mod_ftp.rb b/recipes/mod_ftp.rb
index 5acd45b3..6d8aa613 100644
--- a/recipes/mod_ftp.rb
+++ b/recipes/mod_ftp.rb
@@ -20,8 +20,6 @@
 
 include_recipe 'iis'
 
-install_method = node['iis']['windows_feature_install_method']
-
 windows_feature %w(IIS-FTPServer IIS-FTPSvc IIS-FTPExtensibility) do
-  install_method install_method unless install_method.nil?
+  install_method node['iis']['windows_feature_install_method']
 end
diff --git a/recipes/mod_iis6_metabase_compat.rb b/recipes/mod_iis6_metabase_compat.rb
index 0c59c9d0..b2f1e310 100644
--- a/recipes/mod_iis6_metabase_compat.rb
+++ b/recipes/mod_iis6_metabase_compat.rb
@@ -20,8 +20,6 @@
 
 include_recipe 'iis'
 
-install_method = node['iis']['windows_feature_install_method']
-
 windows_feature %w(IIS-IIS6ManagementCompatibility IIS-Metabase) do
-  install_method install_method unless install_method.nil?
+  install_method node['iis']['windows_feature_install_method']
 end
diff --git a/recipes/mod_isapi.rb b/recipes/mod_isapi.rb
index d7b4f263..d76ab58f 100644
--- a/recipes/mod_isapi.rb
+++ b/recipes/mod_isapi.rb
@@ -20,8 +20,6 @@
 
 include_recipe 'iis'
 
-install_method = node['iis']['windows_feature_install_method']
-
 windows_feature %w(IIS-ISAPIFilter IIS-ISAPIExtensions) do
-  install_method install_method unless install_method.nil?
+  install_method node['iis']['windows_feature_install_method']
 end
diff --git a/recipes/mod_logging.rb b/recipes/mod_logging.rb
index 1e1f38b9..cafdb714 100644
--- a/recipes/mod_logging.rb
+++ b/recipes/mod_logging.rb
@@ -20,8 +20,6 @@
 
 include_recipe 'iis'
 
-install_method = node['iis']['windows_feature_install_method']
-
 windows_feature 'IIS-CustomLogging' do
-  install_method install_method unless install_method.nil?
+  install_method node['iis']['windows_feature_install_method']
 end
diff --git a/recipes/mod_management.rb b/recipes/mod_management.rb
index 64f539fd..54ceb532 100644
--- a/recipes/mod_management.rb
+++ b/recipes/mod_management.rb
@@ -20,10 +20,8 @@
 
 include_recipe 'iis'
 
-install_method = node['iis']['windows_feature_install_method']
-
 windows_feature %w(IIS-ManagementConsole IIS-ManagementService) do
   action :install
   all !IISCookbook::Helper.older_than_windows2012?
-  install_method install_method unless install_method.nil?
+  install_method node['iis']['windows_feature_install_method']
 end
diff --git a/recipes/mod_security.rb b/recipes/mod_security.rb
index 52f412fe..26196160 100644
--- a/recipes/mod_security.rb
+++ b/recipes/mod_security.rb
@@ -20,8 +20,6 @@
 
 include_recipe 'iis'
 
-install_method = node['iis']['windows_feature_install_method']
-
 windows_feature %w(IIS-URLAuthorization IIS-RequestFiltering IIS-IPSecurity) do
-  install_method install_method unless install_method.nil?
+  install_method node['iis']['windows_feature_install_method']
 end
diff --git a/recipes/mod_tracing.rb b/recipes/mod_tracing.rb
index e8970bb5..0d850fa1 100644
--- a/recipes/mod_tracing.rb
+++ b/recipes/mod_tracing.rb
@@ -20,8 +20,6 @@
 
 include_recipe 'iis'
 
-install_method = node['iis']['windows_feature_install_method']
-
 windows_feature 'IIS-HttpTracing' do
-  install_method install_method unless install_method.nil?
+  install_method node['iis']['windows_feature_install_method']
 end
diff --git a/resources/install.rb b/resources/install.rb
index fffba71d..3d15203e 100644
--- a/resources/install.rb
+++ b/resources/install.rb
@@ -21,7 +21,7 @@
 
 property :source, String
 property :additional_components, Array, default: []
-property :install_method, [:windows_feature_dism, :windows_feature_powershell, :windows_feature_servermanagercmd], required: false
+property :install_method, Symbol, required: false, equal_to: [:windows_feature_dism, :windows_feature_powershell, :windows_feature_servermanagercmd], default: :windows_feature_dism
 
 action :install do
   features_to_install = ['IIS-WebServerRole'].concat new_resource.additional_components
@@ -31,6 +31,6 @@
     action :install
     all !IISCookbook::Helper.older_than_windows2012?
     source new_resource.source unless new_resource.source.nil?
-    install_method new_resource.install_method unless new_resource.install_method.nil?
+    install_method new_resource.install_method
   end
 end
diff --git a/resources/manager.rb b/resources/manager.rb
index 522b7a3d..03e13f16 100644
--- a/resources/manager.rb
+++ b/resources/manager.rb
@@ -22,7 +22,7 @@
 property :enable_remote_management, [true, false], default: true
 property :log_directory, String
 property :port, Integer, default: 8172
-property :install_method, [:windows_feature_dism, :windows_feature_powershell, :windows_feature_servermanagercmd], required: false
+property :install_method, Symbol, required: false, equal_to: [:windows_feature_dism, :windows_feature_powershell, :windows_feature_servermanagercmd], default: :windows_feature_dism
 
 action :config do
   iis_install 'Web-Mgmt-Service' do