diff --git a/.github/workflows/rspec.yml b/.github/workflows/rspec.yml
new file mode 100644
index 0000000..17014be
--- /dev/null
+++ b/.github/workflows/rspec.yml
@@ -0,0 +1,21 @@
+---
+name: RSpec
+on:
+  pull_request:
+jobs:
+  rspec:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Ruby 3.3
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: '3.3'  # Not needed with a `.ruby-version` or `.tool-versions`
+          bundler-cache: true  # runs 'bundle install' and caches installed gems automaticallyz
+      - name: Test
+        run: bundle exec rspec -f j -o tmp/rspec_results.json -f p
+      - name: RSpec Report
+        uses: SonicGarden/rspec-report-action@v5
+        with:
+          json-path: tmp/rspec_results.json
+        if: always()
diff --git a/Gemfile b/Gemfile
index 1550546..9b1f311 100644
--- a/Gemfile
+++ b/Gemfile
@@ -8,3 +8,4 @@ gem 'open-uri', '>= 0.4.0'
 gem 'set'
 gem 'sitemap-parser'
 gem 'thor'
+gem 'rspec'
diff --git a/Gemfile.lock b/Gemfile.lock
index 41c6a9c..8080308 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -6,20 +6,37 @@ GEM
     concurrent-ruby-edge (0.7.1)
       concurrent-ruby (~> 1.3)
     date (3.3.4)
+    diff-lcs (1.5.1)
     ethon (0.16.0)
       ffi (>= 1.15.0)
     ffi (1.17.0-arm64-darwin)
     ffi (1.17.0-x86_64-darwin)
+    ffi (1.17.0-x86_64-linux-gnu)
     json (2.7.2)
     nokogiri (1.16.7-arm64-darwin)
       racc (~> 1.4)
     nokogiri (1.16.7-x86_64-darwin)
       racc (~> 1.4)
+    nokogiri (1.16.7-x86_64-linux)
+      racc (~> 1.4)
     open-uri (0.4.1)
       stringio
       time
       uri
     racc (1.8.1)
+    rspec (3.13.0)
+      rspec-core (~> 3.13.0)
+      rspec-expectations (~> 3.13.0)
+      rspec-mocks (~> 3.13.0)
+    rspec-core (3.13.1)
+      rspec-support (~> 3.13.0)
+    rspec-expectations (3.13.3)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.13.0)
+    rspec-mocks (3.13.1)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.13.0)
+    rspec-support (3.13.1)
     set (1.1.0)
     sitemap-parser (0.5.6)
       nokogiri (~> 1.6)
@@ -36,6 +53,7 @@ PLATFORMS
   arm64-darwin-22
   arm64-darwin-23
   x86_64-darwin-21
+  x86_64-linux
 
 DEPENDENCIES
   colorize
@@ -43,6 +61,7 @@ DEPENDENCIES
   json
   nokogiri
   open-uri (>= 0.4.0)
+  rspec
   set
   sitemap-parser
   thor