diff --git a/Gemfile b/Gemfile
index bed09b8..548037b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -8,7 +8,7 @@ end
 gem 'pry'
 
 # gem for Scraper service
-gem 'nokogiri'
+gem 'nokogiri', ">= 1.8.5"
 gem 'sanitize'
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
 gem 'rails', '~> 5.1.4'
diff --git a/Gemfile.lock b/Gemfile.lock
index 588899c..39b9ae1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,62 +1,62 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (5.1.5)
-      actionpack (= 5.1.5)
+    actioncable (5.1.7)
+      actionpack (= 5.1.7)
       nio4r (~> 2.0)
       websocket-driver (~> 0.6.1)
-    actionmailer (5.1.5)
-      actionpack (= 5.1.5)
-      actionview (= 5.1.5)
-      activejob (= 5.1.5)
+    actionmailer (5.1.7)
+      actionpack (= 5.1.7)
+      actionview (= 5.1.7)
+      activejob (= 5.1.7)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 2.0)
-    actionpack (5.1.5)
-      actionview (= 5.1.5)
-      activesupport (= 5.1.5)
+    actionpack (5.1.7)
+      actionview (= 5.1.7)
+      activesupport (= 5.1.7)
       rack (~> 2.0)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.1.5)
-      activesupport (= 5.1.5)
+    actionview (5.1.7)
+      activesupport (= 5.1.7)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    active_model_serializers (0.10.7)
+    active_model_serializers (0.10.9)
       actionpack (>= 4.1, < 6)
       activemodel (>= 4.1, < 6)
       case_transform (>= 0.2)
       jsonapi-renderer (>= 0.1.1.beta1, < 0.3)
-    activejob (5.1.5)
-      activesupport (= 5.1.5)
+    activejob (5.1.7)
+      activesupport (= 5.1.7)
       globalid (>= 0.3.6)
-    activemodel (5.1.5)
-      activesupport (= 5.1.5)
-    activerecord (5.1.5)
-      activemodel (= 5.1.5)
-      activesupport (= 5.1.5)
+    activemodel (5.1.7)
+      activesupport (= 5.1.7)
+    activerecord (5.1.7)
+      activemodel (= 5.1.7)
+      activesupport (= 5.1.7)
       arel (~> 8.0)
-    activesupport (5.1.5)
+    activesupport (5.1.7)
       concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (~> 0.7)
+      i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
     arel (8.0.0)
-    bcrypt (3.1.11)
+    bcrypt (3.1.12)
     builder (3.2.3)
-    byebug (10.0.1)
+    byebug (11.0.1)
     case_transform (0.2)
       activesupport
     coderay (1.1.2)
-    concurrent-ruby (1.0.5)
-    crass (1.0.3)
-    erubi (1.7.1)
-    ffi (1.9.23)
-    globalid (0.4.1)
+    concurrent-ruby (1.1.5)
+    crass (1.0.4)
+    erubi (1.8.0)
+    ffi (1.10.0)
+    globalid (0.4.2)
       activesupport (>= 4.2.0)
-    i18n (0.9.5)
+    i18n (1.6.0)
       concurrent-ruby (~> 1.0)
     jsonapi-renderer (0.2.0)
     jwt (1.5.6)
@@ -68,74 +68,74 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.2.1)
+    loofah (2.2.3)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
-    mail (2.7.0)
+    mail (2.7.1)
       mini_mime (>= 0.1.1)
-    method_source (0.9.0)
-    mini_mime (1.0.0)
-    mini_portile2 (2.3.0)
+    method_source (0.9.2)
+    mini_mime (1.0.1)
+    mini_portile2 (2.4.0)
     minitest (5.11.3)
-    nio4r (2.3.0)
-    nokogiri (1.8.2)
-      mini_portile2 (~> 2.3.0)
-    nokogumbo (1.5.0)
-      nokogiri
+    nio4r (2.3.1)
+    nokogiri (1.10.2)
+      mini_portile2 (~> 2.4.0)
+    nokogumbo (2.0.1)
+      nokogiri (~> 1.8, >= 1.8.4)
     pg (0.21.0)
-    pry (0.11.3)
+    pry (0.12.2)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
-    puma (3.11.3)
-    rack (2.0.4)
-    rack-cors (1.0.2)
-    rack-test (0.8.3)
+    puma (3.12.1)
+    rack (2.0.7)
+    rack-cors (1.0.3)
+    rack-test (1.1.0)
       rack (>= 1.0, < 3)
-    rails (5.1.5)
-      actioncable (= 5.1.5)
-      actionmailer (= 5.1.5)
-      actionpack (= 5.1.5)
-      actionview (= 5.1.5)
-      activejob (= 5.1.5)
-      activemodel (= 5.1.5)
-      activerecord (= 5.1.5)
-      activesupport (= 5.1.5)
+    rails (5.1.7)
+      actioncable (= 5.1.7)
+      actionmailer (= 5.1.7)
+      actionpack (= 5.1.7)
+      actionview (= 5.1.7)
+      activejob (= 5.1.7)
+      activemodel (= 5.1.7)
+      activerecord (= 5.1.7)
+      activesupport (= 5.1.7)
       bundler (>= 1.3.0)
-      railties (= 5.1.5)
+      railties (= 5.1.7)
       sprockets-rails (>= 2.0.0)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.0.3)
-      loofah (~> 2.0)
-    railties (5.1.5)
-      actionpack (= 5.1.5)
-      activesupport (= 5.1.5)
+    rails-html-sanitizer (1.0.4)
+      loofah (~> 2.2, >= 2.2.2)
+    railties (5.1.7)
+      actionpack (= 5.1.7)
+      activesupport (= 5.1.7)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (12.3.0)
+    rake (12.3.2)
     rb-fsevent (0.10.3)
-    rb-inotify (0.9.10)
-      ffi (>= 0.5.0, < 2)
+    rb-inotify (0.10.0)
+      ffi (~> 1.0)
     ruby_dep (1.5.0)
-    sanitize (4.6.4)
+    sanitize (5.0.0)
       crass (~> 1.0.2)
-      nokogiri (>= 1.4.4)
-      nokogumbo (~> 1.4)
+      nokogiri (>= 1.8.0)
+      nokogumbo (~> 2.0)
     spring (2.0.2)
       activesupport (>= 4.2)
     spring-watcher-listen (2.0.1)
       listen (>= 2.7, < 4.0)
       spring (>= 1.2, < 3.0)
-    sprockets (3.7.1)
+    sprockets (3.7.2)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
     sprockets-rails (3.2.1)
       actionpack (>= 4.0)
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
-    thor (0.20.0)
+    thor (0.20.3)
     thread_safe (0.3.6)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
@@ -153,7 +153,7 @@ DEPENDENCIES
   jwt
   knock
   listen (>= 3.0.5, < 3.2)
-  nokogiri
+  nokogiri (>= 1.8.5)
   pg (~> 0.18)
   pry
   puma (~> 3.7)
@@ -165,4 +165,4 @@ DEPENDENCIES
   tzinfo-data
 
 BUNDLED WITH
-   1.16.0
+   1.16.2