diff --git a/Gemfile b/Gemfile
index 2c488dd6..d2993d1f 100644
--- a/Gemfile
+++ b/Gemfile
@@ -41,4 +41,6 @@ group :jekyll_plugins do
   gem "jekyll-redirect-from"
   gem "jekyll-seo-tag"
   gem "jekyll-mentions"
-end
\ No newline at end of file
+  gem "html-proofer"
+  
+end
diff --git a/Gemfile.lock b/Gemfile.lock
index c66a8219..7d11fb1c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -13,6 +13,7 @@ GEM
       execjs
     coffee-script-source (1.11.1)
     colorator (1.1.0)
+    colorize (0.8.1)
     commonmarker (0.17.13)
       ruby-enum (~> 0.5)
     concurrent-ruby (1.1.5)
@@ -84,6 +85,15 @@ GEM
     html-pipeline (2.11.0)
       activesupport (>= 2)
       nokogiri (>= 1.4)
+    html-proofer (3.9.3)
+      activesupport (>= 4.2, < 6.0)
+      addressable (~> 2.3)
+      colorize (~> 0.8)
+      mercenary (~> 0.3.2)
+      nokogiri (~> 1.8.1)
+      parallel (~> 1.3)
+      typhoeus (~> 1.3)
+      yell (~> 2.0)
     http_parser.rb (0.6.0)
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
@@ -214,6 +224,7 @@ GEM
       mini_portile2 (~> 2.3.0)
     octokit (4.14.0)
       sawyer (~> 0.8.0, >= 0.5.3)
+    parallel (1.17.0)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     public_suffix (3.0.3)
@@ -242,12 +253,14 @@ GEM
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
     unicode-display_width (1.5.0)
+    yell (2.1.0)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   github-pages
+  html-proofer
   jekyll-feed
   jekyll-gist
   jekyll-include-cache
diff --git a/_pages/hgf-2018/Microledgers-Edgechains-Hardman-HGF.md b/_pages/hgf-2018/Microledgers-Edgechains-Hardman-HGF.md
index 8ffe5d64..11c89372 100644
--- a/_pages/hgf-2018/Microledgers-Edgechains-Hardman-HGF.md
+++ b/_pages/hgf-2018/Microledgers-Edgechains-Hardman-HGF.md
@@ -1,5 +1,5 @@
 ---
-title: Microledgers and Edge-Chains — A Primer 
+title: Microledgers and Edge-Chains - A Primer 
 description: A Transcript of Daniel Hardman of Evernym Presenting at Hyperledger Global Forum — 2018
 image: "https://infominer.id/images/edge-card.png"
 permalink: hgf-2018/Microledgers-Edgechains-Hardman-HGF/