diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 6bdb756..6059fa7 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -7,9 +7,10 @@ jobs:
     strategy:
       matrix:
         ruby:
-          - "3.1.2"
-          - "3.2.1"
-          - "3.3.1"
+          - "3.0.6"
+          - "3.1.6"
+          - "3.2.4"
+          - "3.3.3"
 
     steps:
     - uses: actions/checkout@v3
diff --git a/homographic_spoofing.gemspec b/homographic_spoofing.gemspec
index 7f612a6..7f792b1 100644
--- a/homographic_spoofing.gemspec
+++ b/homographic_spoofing.gemspec
@@ -13,7 +13,7 @@ Gem::Specification.new do |spec|
 
   spec.files = Dir["lib/**/*", "MIT-LICENSE", "README.md"]
 
-  spec.required_ruby_version = '>= 3.1.0'
+  spec.required_ruby_version = '>= 3.0.0'
 
   spec.add_dependency "zeitwerk", "~> 2.5"
   spec.add_dependency "unicode-scripts"