diff --git a/.github/workflows/wordlists_yml_linting.yml b/.github/workflows/wordlists_yml_linting.yml
new file mode 100644
index 0000000..8771b5e
--- /dev/null
+++ b/.github/workflows/wordlists_yml_linting.yml
@@ -0,0 +1,26 @@
+name: wordlists.yml linting
+
+on:
+  push:
+    paths:
+      - data/wordlists.yml
+      - spec/wordlists_yml_lint.rb
+  pull_request:
+    paths:
+      - data/wordlists.yml
+      - spec/wordlists_yml_lint.rb
+
+jobs:
+  # data/wordlists.yml linting
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: 3.0
+      - name: Install dependencies
+        run: bundle install --jobs 4 --retry 3
+      - name: Run data/wordlists.yml linting
+        run: 'bundle exec rake spec:lint'
diff --git a/Rakefile b/Rakefile
index 494ec84..1689c3b 100644
--- a/Rakefile
+++ b/Rakefile
@@ -25,7 +25,14 @@ Gem::Tasks.new(sign: {checksum: true, pgp: true})
 require 'rspec/core/rake_task'
 RSpec::Core::RakeTask.new
 task :test    => :spec
-task :default => :spec
+task :default => :test
+
+namespace :spec do
+  RSpec::Core::RakeTask.new(:lint) do |t|
+    t.pattern = 'spec/{**/}*_lint.rb'
+  end
+end
+task :lint => 'spec:lint'
 
 require 'yard'
 YARD::Rake::YardocTask.new
diff --git a/spec/wordlists_yml_spec.rb b/spec/wordlists_yml_lint.rb
similarity index 99%
rename from spec/wordlists_yml_spec.rb
rename to spec/wordlists_yml_lint.rb
index 7067488..2ac4d95 100644
--- a/spec/wordlists_yml_spec.rb
+++ b/spec/wordlists_yml_lint.rb
@@ -1,5 +1,6 @@
 require 'spec_helper'
 require 'yaml'
+require 'uri'
 
 describe "data/wordlists.yml" do
   wordlists = YAML.load_file(File.join(__dir__,'..','data','wordlists.yml'))