diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3386689..b327565 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,7 +8,7 @@ jobs:
 
     strategy:
       matrix:
-        ruby: [ '2.7', '3.1', '3.2' ]
+        ruby: [ '3.0', '3.1', '3.2', '3.3' ]
 
     steps:
     - uses: actions/checkout@v2
diff --git a/bsb.gemspec b/bsb.gemspec
index d810fb6..8623fe1 100644
--- a/bsb.gemspec
+++ b/bsb.gemspec
@@ -18,7 +18,7 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
-  spec.required_ruby_version = '>= 2.7.7'
+  spec.required_ruby_version = '>= 3.0.0'
 
   spec.add_dependency 'activemodel'