diff --git a/Gemfile b/Gemfile
index ea39585e3..639b90a65 100644
--- a/Gemfile
+++ b/Gemfile
@@ -35,7 +35,7 @@ gem 'bio', '1.4.3'
 ## gem "sequel"
 ## gem "mysql2"
 
-gem 'nokogiri', "~> 1.8"
+gem 'nokogiri', "~> 1.10"
 gem "paperclip", "~> 4.1"
 gem "paperclip_database", "~> 2.0"
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 32bb01e01..aa47460b3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -127,12 +127,12 @@ GEM
     metaclass (0.0.4)
     mime-types (1.25.1)
     mimemagic (0.3.0)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.4.0)
     mocha (1.3.0)
       metaclass (~> 0.0.1)
     multi_json (1.13.1)
-    nokogiri (1.8.2)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.10.4)
+      mini_portile2 (~> 2.4.0)
     orm_adapter (0.0.7)
     paperclip (4.3.7)
       activemodel (>= 3.2.0)
@@ -271,7 +271,7 @@ DEPENDENCIES
   launchy (= 2.0.5)
   letter_opener
   mocha (= 1.3)
-  nokogiri (~> 1.8)
+  nokogiri (~> 1.10)
   paperclip (~> 4.1)
   paperclip_database (~> 2.0)
   parallel_tests (= 0.8.1)