diff --git a/Gemfile.lock b/Gemfile.lock
index 3c9c720..6e107ed 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -16,8 +16,12 @@ GEM
     commonmarker (0.17.7.1)
       ruby-enum (~> 0.5)
     concurrent-ruby (1.0.5)
+    em-websocket (0.5.1)
+      eventmachine (>= 0.12.9)
+      http_parser.rb (~> 0.6.0)
     ethon (0.11.0)
       ffi (>= 1.3.0)
+    eventmachine (1.2.5)
     execjs (2.7.0)
     faraday (0.14.0)
       multipart-post (>= 1.2, < 3)
@@ -77,6 +81,7 @@ GEM
     html-pipeline (2.7.1)
       activesupport (>= 2)
       nokogiri (>= 1.4)
+    http_parser.rb (0.6.0)
     i18n (0.9.1)
       concurrent-ruby (~> 1.0)
     jekyll (3.6.2)
@@ -111,6 +116,9 @@ GEM
     jekyll-github-metadata (2.9.3)
       jekyll (~> 3.1)
       octokit (~> 4.0, != 4.4.0)
+    jekyll-livereload (0.2.2)
+      em-websocket (~> 0.5)
+      jekyll (~> 3.0)
     jekyll-mentions (1.2.0)
       activesupport (~> 4.0)
       html-pipeline (~> 2.3)
@@ -235,7 +243,8 @@ DEPENDENCIES
   github-pages
   jekyll (~> 3.6.2)
   jekyll-feed (~> 0.6)
+  jekyll-livereload
   tzinfo-data
 
 BUNDLED WITH
-   1.16.0
+   1.16.1