diff --git a/hooks/ruby/configuring-your-server/Gemfile b/hooks/ruby/configuring-your-server/Gemfile
index 805a6ec04..21f4a9442 100644
--- a/hooks/ruby/configuring-your-server/Gemfile
+++ b/hooks/ruby/configuring-your-server/Gemfile
@@ -1,4 +1,4 @@
 source "http://rubygems.org"
 
-gem "json",        "1.7.7"
+gem "json",        "2.3.0"
 gem 'sinatra',     '~> 1.3.5'
diff --git a/hooks/ruby/configuring-your-server/Gemfile.lock b/hooks/ruby/configuring-your-server/Gemfile.lock
index 569009d15..2bdc0eb77 100644
--- a/hooks/ruby/configuring-your-server/Gemfile.lock
+++ b/hooks/ruby/configuring-your-server/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    json (1.7.7)
+    json (2.3.0)
     rack (1.5.2)
     rack-protection (1.5.2)
       rack
@@ -15,5 +15,5 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  json (= 1.7.7)
+  json (= 2.3.0)
   sinatra (~> 1.3.5)