diff --git a/Gemfile b/Gemfile
index 9018418..22145ff 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,7 +1,7 @@
 source 'https://rubygems.org'
 
 group :development do
-  gem 'vagrant', :git => 'git://github.com/mitchellh/vagrant.git', :tag => 'v1.9.4'
+  gem 'vagrant', :git => 'https://github.com/hashicorp/vagrant.git', :tag => 'v2.3.7'
 end
 
 group :plugins do
diff --git a/README.md b/README.md
index 2eb8fb1..b2d2707 100644
--- a/README.md
+++ b/README.md
@@ -191,12 +191,10 @@ To contribute, fork then clone the repository, and then the following:
 
 **Developing**
 
-1. Ideally, install the version of Vagrant as defined in the `Gemfile`
-1. Install [Ruby](https://www.ruby-lang.org/en/documentation/installation/)
-2. Currently the Bundler version is locked to 1.14.6, please install this version.
-    * `gem install bundler -v '1.14.6'`
-3. Then install vagrant-hostmanager dependancies:
-    * `bundle _1.14.6_ install`
+1. Install [RVM](https://rvm.io/rvm/install)
+2. If using MacOS, follow these [OpenSSL instructions](https://github.com/rvm/rvm/issues/5252#issuecomment-1298835941)
+3. Use Ruby v3.0.0 `rvm use 3.0.0`
+4. Run `bundle install`
 
 **Testing**
 
diff --git a/lib/vagrant-hostmanager/version.rb b/lib/vagrant-hostmanager/version.rb
index ae0a99a..89d5311 100644
--- a/lib/vagrant-hostmanager/version.rb
+++ b/lib/vagrant-hostmanager/version.rb
@@ -1,5 +1,5 @@
 module VagrantPlugins
   module HostManager
-    VERSION = '1.8.9'
+    VERSION = '1.8.10'
   end
 end
diff --git a/vagrant-hostmanager.gemspec b/vagrant-hostmanager.gemspec
index cb63b8f..eff7015 100644
--- a/vagrant-hostmanager.gemspec
+++ b/vagrant-hostmanager.gemspec
@@ -17,6 +17,6 @@ Gem::Specification.new do |gem|
   gem.test_files    = gem.files.grep(%r{^(test|spec|features)/})
   gem.require_paths = ['lib']
 
-  gem.add_development_dependency 'bundler', '~> 1.3'
+  gem.add_development_dependency 'bundler'
   gem.add_development_dependency 'rake'
 end