diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index cda1c1b..985aeb8 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,8 +12,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-18.04, windows-2019]
-        ruby: ['2.6', '2.7', '3.0', '3.1']
+        os: [windows-2022, windows-2019]
+        ruby: ['3.0', '3.1']
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v2
diff --git a/.rubocop.yml b/.rubocop.yml
index 4f21afe..4bb59ef 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -1,6 +1,6 @@
 inherit_from: .rubocop_todo.yml
 AllCops:
-  TargetRubyVersion: 2.5
+  TargetRubyVersion: 3.0
   
 Naming/FileName:
   Exclude:
diff --git a/VERSION b/VERSION
index 80e78df..95b25ae 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.3.5
+1.3.6
diff --git a/winrm-fs.gemspec b/winrm-fs.gemspec
index b2596e5..7436f91 100644
--- a/winrm-fs.gemspec
+++ b/winrm-fs.gemspec
@@ -27,13 +27,13 @@ Gem::Specification.new do |s|
 
   s.bindir = 'bin'
   s.executables = ['rwinrmcp']
-  s.required_ruby_version = '>= 2.5.0'
+  s.add_runtime_dependency 'chef-winrm', '>= 2.3.10'
+  s.required_ruby_version = '>= 3.0'
   s.add_runtime_dependency 'erubi', '>= 1.7'
   s.add_runtime_dependency 'logging', ['>= 1.6.1', '< 3.0']
   s.add_runtime_dependency 'rubyzip', '~> 2.0'
-  s.add_runtime_dependency 'winrm', '~> 2.0'
   s.add_development_dependency 'pry'
-  s.add_development_dependency 'rake', '>= 10.3', '< 13'
+  s.add_development_dependency 'rake', '>= 13.2.1'
   s.add_development_dependency 'rspec', '~> 3.0'
   s.add_development_dependency 'rubocop', '~> 1.26.0'
 end