diff --git a/lib/github-pages/dependencies.rb b/lib/github-pages/dependencies.rb
index 99c7e04c..aa900af7 100644
--- a/lib/github-pages/dependencies.rb
+++ b/lib/github-pages/dependencies.rb
@@ -7,7 +7,7 @@ module GitHubPages
   class Dependencies
     VERSIONS = {
       # Jekyll
-      "jekyll"                    => "3.5.1",
+      "jekyll"                    => "3.5.2",
       "jekyll-sass-converter"     => "1.5.0",
 
       # Converters
@@ -27,7 +27,7 @@ class Dependencies
       "jekyll-paginate"        => "1.1.0",
       "jekyll-coffeescript"    => "1.0.1",
       "jekyll-seo-tag"         => "2.2.3",
-      "jekyll-github-metadata" => "2.7.0",
+      "jekyll-github-metadata" => "2.8.0",
       "jekyll-avatar"          => "0.4.2",
 
       # Plugins to match GitHub.com Markdown
diff --git a/lib/github-pages/plugins.rb b/lib/github-pages/plugins.rb
index 59529b91..d2097cf0 100644
--- a/lib/github-pages/plugins.rb
+++ b/lib/github-pages/plugins.rb
@@ -46,7 +46,7 @@ class Plugins
     THEMES = {
       "minima"                     => "2.1.1",
       "jekyll-swiss"               => "0.4.0",
-      "jekyll-theme-primer"        => "0.4.0",
+      "jekyll-theme-primer"        => "0.5.0",
       "jekyll-theme-architect"     => "0.1.0",
       "jekyll-theme-cayman"        => "0.1.0",
       "jekyll-theme-dinky"         => "0.1.0",
diff --git a/lib/github-pages/version.rb b/lib/github-pages/version.rb
index e37ba403..32c7ab63 100644
--- a/lib/github-pages/version.rb
+++ b/lib/github-pages/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 module GitHubPages
-  VERSION = 152
+  VERSION = 155
     .to_s + '-siteleaf'.freeze
 end