diff --git a/Gemfile.lock b/Gemfile.lock
index ba583fc..4284490 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,8 +1,8 @@
 GIT
-  remote: git://github.com/Furtif/github-changelog-generator.git
-  revision: efa960ce1c189cd999753713fcfbfb6b7514ab45
+  remote: https://github.com/Furtif/github-changelog-generator.git
+  revision: 595ba5a8ae5c0f53ac25fb0136d594f68d945e6f
   specs:
-    github_changelog_generator (1.14.3)
+    github_changelog_generator (1.15.0)
       activesupport
       faraday-http-cache
       multi_json
@@ -24,13 +24,13 @@ GEM
   remote: https://rubygems.org/
   specs:
     Ascii85 (1.0.3)
-    activesupport (5.1.5)
+    activesupport (7.0.4)
       concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (~> 0.7)
-      minitest (~> 5.1)
-      tzinfo (~> 1.1)
-    addressable (2.5.2)
-      public_suffix (>= 2.0.2, < 4.0)
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      tzinfo (~> 2.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     afm (0.2.2)
     asciidoctor (1.5.6.1)
     asciidoctor-pdf (1.5.0.alpha.16)
@@ -49,28 +49,49 @@ GEM
       asciidoctor-pdf-cjk (~> 0.1.2)
     awesome_print (1.8.0)
     coderay (1.1.2)
-    concurrent-ruby (1.0.5)
-    css_parser (1.6.0)
+    concurrent-ruby (1.1.10)
+    css_parser (1.12.0)
       addressable
     epubcheck (3.0.1)
-    faraday (0.14.0)
-      multipart-post (>= 1.2, < 3)
-    faraday-http-cache (2.0.0)
-      faraday (~> 0.8)
+    faraday (1.10.2)
+      faraday-em_http (~> 1.0)
+      faraday-em_synchrony (~> 1.0)
+      faraday-excon (~> 1.1)
+      faraday-httpclient (~> 1.0)
+      faraday-multipart (~> 1.0)
+      faraday-net_http (~> 1.0)
+      faraday-net_http_persistent (~> 1.0)
+      faraday-patron (~> 1.0)
+      faraday-rack (~> 1.0)
+      faraday-retry (~> 1.0)
+      ruby2_keywords (>= 0.0.4)
+    faraday-em_http (1.0.0)
+    faraday-em_synchrony (1.0.0)
+    faraday-excon (1.1.0)
+    faraday-http-cache (2.4.1)
+      faraday (>= 0.8)
+    faraday-httpclient (1.0.1)
+    faraday-multipart (1.0.4)
+      multipart-post (~> 2)
+    faraday-net_http (1.0.1)
+    faraday-net_http_persistent (1.2.0)
+    faraday-patron (1.0.0)
+    faraday-rack (1.0.0)
+    faraday-retry (1.0.3)
     gepub (0.6.9.2)
       nokogiri (~> 1.6.1)
       rubyzip (>= 1.1.1)
     hashery (2.1.2)
-    i18n (0.9.5)
+    i18n (1.12.0)
       concurrent-ruby (~> 1.0)
     json (2.1.0)
     kindlegen (3.0.3)
       rake
       rubyzip
     mini_portile2 (2.1.0)
-    minitest (5.11.3)
+    minitest (5.16.3)
     multi_json (1.13.1)
-    multipart-post (2.0.0)
+    multipart-post (2.2.3)
     nokogiri (1.6.8.1)
       mini_portile2 (~> 2.1.0)
     octokit (4.8.0)
@@ -96,24 +117,25 @@ GEM
     prawn-templates (0.1.1)
       pdf-reader (~> 2.0)
       prawn (~> 2.2)
-    public_suffix (3.0.2)
+    public_suffix (5.0.0)
     pygments.rb (1.2.1)
       multi_json (>= 1.0.0)
-    rainbow (3.0.0)
+    rainbow (3.1.1)
     rake (12.3.0)
-    retriable (3.1.1)
+    retriable (3.1.2)
     ruby-rc4 (0.1.5)
+    ruby2_keywords (0.0.5)
     rubyzip (1.2.1)
     safe_yaml (1.0.4)
-    sawyer (0.8.1)
-      addressable (>= 2.3.5, < 2.6)
-      faraday (~> 0.8, < 1.0)
+    sawyer (0.8.2)
+      addressable (>= 2.3.5)
+      faraday (> 0.8, < 2.0)
     thread_safe (0.3.6)
     treetop (1.5.3)
       polyglot (~> 0.3)
-    ttfunk (1.5.1)
-    tzinfo (1.2.5)
-      thread_safe (~> 0.1)
+    ttfunk (1.7.0)
+    tzinfo (2.0.5)
+      concurrent-ruby (~> 1.0)
 
 PLATFORMS
   ruby