diff --git a/.gitignore b/.gitignore
index ff9c11b..fa54a00 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,3 +12,5 @@
 
 # Rubocop
 rubocop-report.json
+
+/Gemfile.lock
diff --git a/Gemfile.lock b/Gemfile.lock
deleted file mode 100644
index 4c329f5..0000000
--- a/Gemfile.lock
+++ /dev/null
@@ -1,77 +0,0 @@
-PATH
-  remote: .
-  specs:
-    ruby_git (0.1.0)
-
-GEM
-  remote: https://rubygems.org/
-  specs:
-    ast (2.4.1)
-    bump (0.9.0)
-    bundler-audit (0.7.0.1)
-      bundler (>= 1.2.0, < 3)
-      thor (>= 0.18, < 2)
-    diff-lcs (1.4.4)
-    docile (1.3.2)
-    json (2.3.1)
-    parallel (1.19.2)
-    parser (2.7.1.4)
-      ast (~> 2.4.1)
-    rainbow (3.0.0)
-    rake (13.0.1)
-    redcarpet (3.5.0)
-    regexp_parser (1.7.1)
-    rexml (3.2.4)
-    rspec (3.9.0)
-      rspec-core (~> 3.9.0)
-      rspec-expectations (~> 3.9.0)
-      rspec-mocks (~> 3.9.0)
-    rspec-core (3.9.2)
-      rspec-support (~> 3.9.3)
-    rspec-expectations (3.9.2)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.9.0)
-    rspec-mocks (3.9.1)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.9.0)
-    rspec-support (3.9.3)
-    rubocop (0.91.0)
-      parallel (~> 1.10)
-      parser (>= 2.7.1.1)
-      rainbow (>= 2.2.2, < 4.0)
-      regexp_parser (>= 1.7)
-      rexml
-      rubocop-ast (>= 0.4.0, < 1.0)
-      ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 1.4.0, < 2.0)
-    rubocop-ast (0.4.1)
-      parser (>= 2.7.1.4)
-    ruby-progressbar (1.10.1)
-    simplecov (0.17.1)
-      docile (~> 1.1)
-      json (>= 1.8, < 3)
-      simplecov-html (~> 0.10.0)
-    simplecov-html (0.10.2)
-    thor (1.0.1)
-    unicode-display_width (1.7.0)
-    yard (0.9.25)
-    yardstick (0.9.9)
-      yard (~> 0.8, >= 0.8.7.2)
-
-PLATFORMS
-  ruby
-
-DEPENDENCIES
-  bump (~> 0.9)
-  bundler-audit (~> 0.7)
-  rake (~> 13.0)
-  redcarpet (~> 3.5)
-  rspec (~> 3.9)
-  rubocop (~> 0.91)
-  ruby_git!
-  simplecov (= 0.17.1)
-  yard (~> 0.9)
-  yardstick (~> 0.9)
-
-BUNDLED WITH
-   2.1.4