diff --git a/Gemfile b/Gemfile
index 193e456f..9f8731ad 100644
--- a/Gemfile
+++ b/Gemfile
@@ -36,7 +36,7 @@ gem 'jbuilder', '2.7.0'
 gem 'jbuilder_cache_multi', '0.1.0'
 # Use jquery as the JavaScript library
 gem 'jquery-rails', '4.3.1'
-gem 'json', '2.1.0'
+gem 'json', '2.3.0'
 # Faster JavaScript/JSON converter
 gem 'oj', '3.3.9'
 # Use Postgres as the database for Active Record
diff --git a/Gemfile.lock b/Gemfile.lock
index a022e4d7..993de69f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -127,7 +127,7 @@ GEM
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    json (2.1.0)
+    json (2.3.0)
     loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
@@ -315,7 +315,7 @@ DEPENDENCIES
   jbuilder (= 2.7.0)
   jbuilder_cache_multi (= 0.1.0)
   jquery-rails (= 4.3.1)
-  json (= 2.1.0)
+  json (= 2.3.0)
   minitest (= 5.10.3, != 5.10.2)
   newrelic_rpm (~> 5.4, >= 5.4.0.347)
   oj (= 3.3.9)