diff --git a/Gemfile b/Gemfile
index c93addb..5dd2064 100644
--- a/Gemfile
+++ b/Gemfile
@@ -59,7 +59,7 @@ gem "httparty", "~> 0.16.2"
 # Added at 2018-04-20 21:15:55 +0800 by duncanleo:
 gem "pg", "~> 1.0"
 
-gem "nokogiri", "~> 1.8"
+gem "nokogiri", "~> 1.12"
 
 gem "pry", "~> 0.11.3", :group => [:development]
 
diff --git a/Gemfile.lock b/Gemfile.lock
index c277f97..caac7a5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -81,13 +81,14 @@ GEM
     method_source (0.9.0)
     mimemagic (0.3.2)
     mini_mime (1.0.0)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.6.1)
     minitest (5.11.3)
     msgpack (1.2.4)
     multi_xml (0.6.0)
     nio4r (2.3.0)
-    nokogiri (1.10.4)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
     pg (1.0.0)
     playoverwatch-scraper (0.1.5)
       nokogiri (~> 1.8)
@@ -95,6 +96,7 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     puma (3.12.2)
+    racc (1.5.2)
     rack (2.0.5)
     rack-cors (1.0.2)
     rack-test (1.0.0)
@@ -178,7 +180,7 @@ DEPENDENCIES
   faker
   httparty (~> 0.16.2)
   listen (>= 3.0.5, < 3.2)
-  nokogiri (~> 1.8)
+  nokogiri (~> 1.12)
   pg (~> 1.0)
   playoverwatch-scraper (~> 0.1.1)
   pry (~> 0.11.3)