diff --git a/.gitignore b/.gitignore
index c15eb30..0880b34 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,6 @@
 /coverage
 pkg
 .project
-Gemfile.lock
 .rvmrc
 *.rbc
 .yardoc
diff --git a/Gemfile.lock b/Gemfile.lock
new file mode 100644
index 0000000..cfce52f
--- /dev/null
+++ b/Gemfile.lock
@@ -0,0 +1,145 @@
+PATH
+  remote: .
+  specs:
+    minfraud (2.9.0)
+      connection_pool (~> 2.2)
+      http (>= 4.3, < 6.0)
+      maxmind-geoip2 (~> 1.4)
+      simpleidn (~> 0.1, >= 0.1.1)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    addressable (2.8.8)
+      public_suffix (>= 2.0.2, < 8.0)
+    ast (2.4.3)
+    bigdecimal (3.3.1)
+    connection_pool (2.5.5)
+    crack (1.0.1)
+      bigdecimal
+      rexml
+    diff-lcs (1.6.2)
+    domain_name (0.6.20240107)
+    ffi (1.17.2)
+    ffi (1.17.2-aarch64-linux-gnu)
+    ffi (1.17.2-aarch64-linux-musl)
+    ffi (1.17.2-arm-linux-gnu)
+    ffi (1.17.2-arm-linux-musl)
+    ffi (1.17.2-arm64-darwin)
+    ffi (1.17.2-x86-linux-gnu)
+    ffi (1.17.2-x86-linux-musl)
+    ffi (1.17.2-x86_64-darwin)
+    ffi (1.17.2-x86_64-linux-gnu)
+    ffi (1.17.2-x86_64-linux-musl)
+    ffi-compiler (1.3.2)
+      ffi (>= 1.15.5)
+      rake
+    hashdiff (1.2.1)
+    http (5.3.1)
+      addressable (~> 2.8)
+      http-cookie (~> 1.0)
+      http-form_data (~> 2.2)
+      llhttp-ffi (~> 0.5.0)
+    http-cookie (1.1.0)
+      domain_name (~> 0.5)
+    http-form_data (2.3.0)
+    json (2.16.0)
+    language_server-protocol (3.17.0.5)
+    lint_roller (1.1.0)
+    llhttp-ffi (0.5.1)
+      ffi-compiler (~> 1.0)
+      rake (~> 13.0)
+    maxmind-db (1.4.0)
+    maxmind-geoip2 (1.4.0)
+      connection_pool (~> 2.2)
+      http (>= 4.3, < 6.0)
+      maxmind-db (~> 1.4)
+    parallel (1.27.0)
+    parser (3.3.10.0)
+      ast (~> 2.4.1)
+      racc
+    prism (1.6.0)
+    public_suffix (7.0.0)
+    racc (1.8.1)
+    rainbow (3.1.1)
+    rake (13.3.1)
+    regexp_parser (2.11.3)
+    rexml (3.4.4)
+    rspec (3.13.2)
+      rspec-core (~> 3.13.0)
+      rspec-expectations (~> 3.13.0)
+      rspec-mocks (~> 3.13.0)
+    rspec-core (3.13.6)
+      rspec-support (~> 3.13.0)
+    rspec-expectations (3.13.5)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.13.0)
+    rspec-mocks (3.13.7)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.13.0)
+    rspec-support (3.13.6)
+    rubocop (1.81.7)
+      json (~> 2.3)
+      language_server-protocol (~> 3.17.0.2)
+      lint_roller (~> 1.1.0)
+      parallel (~> 1.10)
+      parser (>= 3.3.0.2)
+      rainbow (>= 2.2.2, < 4.0)
+      regexp_parser (>= 2.9.3, < 3.0)
+      rubocop-ast (>= 1.47.1, < 2.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (>= 2.4.0, < 4.0)
+    rubocop-ast (1.48.0)
+      parser (>= 3.3.7.2)
+      prism (~> 1.4)
+    rubocop-performance (1.26.1)
+      lint_roller (~> 1.1)
+      rubocop (>= 1.75.0, < 2.0)
+      rubocop-ast (>= 1.47.1, < 2.0)
+    rubocop-rake (0.7.1)
+      lint_roller (~> 1.1)
+      rubocop (>= 1.72.1)
+    rubocop-rspec (3.8.0)
+      lint_roller (~> 1.1)
+      rubocop (~> 1.81)
+    rubocop-thread_safety (0.7.3)
+      lint_roller (~> 1.1)
+      rubocop (~> 1.72, >= 1.72.1)
+      rubocop-ast (>= 1.44.0, < 2.0)
+    ruby-progressbar (1.13.0)
+    simpleidn (0.2.3)
+    unicode-display_width (3.2.0)
+      unicode-emoji (~> 4.1)
+    unicode-emoji (4.1.0)
+    webmock (3.26.1)
+      addressable (>= 2.8.0)
+      crack (>= 0.3.2)
+      hashdiff (>= 0.4.0, < 2.0.0)
+
+PLATFORMS
+  aarch64-linux-gnu
+  aarch64-linux-musl
+  arm-linux-gnu
+  arm-linux-musl
+  arm64-darwin
+  ruby
+  x86-linux-gnu
+  x86-linux-musl
+  x86_64-darwin
+  x86_64-linux-gnu
+  x86_64-linux-musl
+
+DEPENDENCIES
+  bundler (~> 2.2)
+  minfraud!
+  rake (~> 13.0)
+  rspec (~> 3.0)
+  rubocop (~> 1.23)
+  rubocop-performance
+  rubocop-rake
+  rubocop-rspec
+  rubocop-thread_safety
+  webmock (~> 3.14)
+
+BUNDLED WITH
+   2.6.9
diff --git a/minfraud.gemspec b/minfraud.gemspec
index d9cd261..1b6bd63 100644
--- a/minfraud.gemspec
+++ b/minfraud.gemspec
@@ -17,7 +17,7 @@ Gem::Specification.new do |spec|
 
   spec.required_ruby_version = '>= 3.2'
 
-  spec.files         = `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^.gitignore$|^(?:\.github|dev-bin|spec)/}) }
+  spec.files         = `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^.gitignore$|^Gemfile|^(?:\.github|dev-bin|spec)/}) }
   spec.bindir        = 'exe'
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']