diff --git a/.delivery/project.toml b/.delivery/project.toml
index 6d5e361..e703549 100644
--- a/.delivery/project.toml
+++ b/.delivery/project.toml
@@ -1 +1,9 @@
-remote_file = "https://raw.githubusercontent.com/chef-cookbooks/community_cookbook_tools/master/delivery/project.toml"
+[local_phases]
+unit = "rspec spec/"
+lint = 'cookstyle --display-cop-names --extra-details'
+syntax = "echo syntax checking with foodcritic has been replaced with cookstyle. skipping"
+provision = "echo skipping"
+deploy = "echo skipping"
+smoke = "echo skipping"
+functional = "echo skipping"
+cleanup = "echo skipping"
\ No newline at end of file
diff --git a/.github/workflows/delivery.yml b/.github/workflows/delivery.yml
index 4b5c467..d03b70f 100644
--- a/.github/workflows/delivery.yml
+++ b/.github/workflows/delivery.yml
@@ -9,8 +9,8 @@ jobs:
 
     steps:
     - name: Check out code
-      uses: actions/checkout@master
+      uses: actions/checkout@main
     - name: Run Chef Delivery
-      uses: actionshub/chef-delivery@master
+      uses: actionshub/chef-delivery@main
       env:
         CHEF_LICENSE: accept-no-persist
\ No newline at end of file
diff --git a/providers/default.rb b/providers/default.rb
index 0146c89..9ced1bf 100644
--- a/providers/default.rb
+++ b/providers/default.rb
@@ -183,6 +183,10 @@ def eval_post_install_action
 end
 
 def run_post_install_action
+  # In solaris moving /etc/chef.upgrade to /etc/chef
+  if platform_family?('solaris2')
+    move_opt_chef(etc_chef_upgrade, etc_chef)
+  end
   # make sure the passed action will actually work
   eval_post_install_action
 
@@ -230,6 +234,14 @@ def chef_upgrade_log
   "#{chef_install_dir}_upgrade.log"
 end
 
+def etc_chef
+  '/etc/chef'
+end
+
+def etc_chef_upgrade
+  "#{etc_chef}.upgrade"
+end
+
 # cleanup cruft from *prior* runs
 def cleanup
   if ::File.exist?(chef_backup_dir)
@@ -645,7 +657,14 @@ def license_acceptance!
         # we have to get the script from mixlib-install..
         install_script = mixlib_install.install_command
         # ...before we blow mixlib-install away
-        platform_family?('windows') ? prepare_windows : move_opt_chef(chef_install_dir, chef_backup_dir)
+        if platform_family?('windows')
+          prepare_windows
+        elsif platform_family?('solaris2')
+          copy_opt_chef(chef_install_dir, chef_backup_dir)
+          move_opt_chef(etc_chef, etc_chef_upgrade)
+        else
+          move_opt_chef(chef_install_dir, chef_backup_dir)
+        end
 
         execute_install_script(install_script)
       end
@@ -683,6 +702,10 @@ def license_acceptance!
     if ::File.exist?(chef_backup_dir)
       Chef::Log.warn "CHEF INFRA CLIENT UPGRADE ABORTED due to #{e}: rolling back to #{chef_backup_dir} copy"
       move_opt_chef(chef_backup_dir, chef_install_dir) unless platform_family?('windows')
+      # rolling back etc\chef in solaris
+      if platform_family?('solaris2')
+        move_opt_chef(etc_chef_upgrade, etc_chef)
+      end
     else
       Chef::Log.warn "NO #{chef_backup_dir} DIR TO ROLL BACK TO!"
     end