diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index acc9ee1..2fe4115 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby-version: ['3.0', '3.2', '3.3', '3.4']
+        ruby-version: ['3.0', '3.2', '3.3', '3.4', '4.0']
     services:
       typesense:
         image: typesense/typesense:30.0.alpha1
diff --git a/Gemfile b/Gemfile
index b68e534..49a5f0a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,7 +6,7 @@ git_source(:github) { |repo_name| "https://github.com/#{repo_name}" }
 
 # Dev dependencies
 gem 'awesome_print', '~> 1.8'
-gem 'bundler', '~> 2.0'
+gem 'bundler', '>= 2.0'
 gem 'codecov', '~> 0.1'
 gem 'erb'
 gem 'guard', '~> 2.16'