diff --git a/Gemfile.base b/Gemfile.base
index c567b71bb0..d91a072aea 100644
--- a/Gemfile.base
+++ b/Gemfile.base
@@ -91,7 +91,8 @@ group :development, :test do
   end
 end
 
-gem 'nokogiri', '>= 1.6.8'
+gem 'mimemagic', '~> 0.3.10'
+gem 'nokogiri', '~> 1.10.10'
 gem 'dalli', '~> 2.7'
 gem 'secure_headers', '~> 6.3.0'
 gem 'faraday', '~> 0.15.3'
diff --git a/Gemfile.lock b/Gemfile.lock
index 038e987ef0..a3d1c2bdc1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -415,7 +415,9 @@ GEM
     method_source (1.0.0)
     middleware (0.1.0)
     mime-types (2.99.3)
-    mimemagic (0.3.2)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.10.3)
@@ -892,12 +894,13 @@ DEPENDENCIES
   mechanize
   message_bus (~> 2.0.2)
   message_bus_client!
+  mimemagic (~> 0.3.10)
   minitest (= 5.10.3)
   minitest-reporters
   minitest-stub-const
   mocha (~> 1.1.0)
   mysql2 (~> 0.5.3)
-  nokogiri (>= 1.6.8)
+  nokogiri (~> 1.10.10)
   non-stupid-digest-assets (~> 1.0)
   oauth2 (~> 1.4)
   open_id_authentication
diff --git a/Gemfile.prod.lock b/Gemfile.prod.lock
index 471f9be480..0c9876e21d 100644
--- a/Gemfile.prod.lock
+++ b/Gemfile.prod.lock
@@ -416,7 +416,9 @@ GEM
     method_source (1.0.0)
     middleware (0.1.0)
     mime-types (2.99.3)
-    mimemagic (0.3.2)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.10.3)
@@ -893,13 +895,14 @@ DEPENDENCIES
   mechanize
   message_bus (~> 2.0.2)
   message_bus_client!
+  mimemagic (~> 0.3.10)
   minitest (= 5.10.3)
   minitest-reporters
   minitest-stub-const
   mocha (~> 1.1.0)
   mysql2 (~> 0.5.3)
   newrelic_rpm (~> 5.6)
-  nokogiri (>= 1.6.8)
+  nokogiri (~> 1.10.10)
   non-stupid-digest-assets (~> 1.0)
   oauth2 (~> 1.4)
   open_id_authentication
diff --git a/doc/licenses/licenses.xml b/doc/licenses/licenses.xml
index 77e6e4e594..1f44062af4 100644
--- a/doc/licenses/licenses.xml
+++ b/doc/licenses/licenses.xml
@@ -1599,7 +1599,7 @@
         </dependency>
             <dependency>
           <packageName>mimemagic</packageName>
-          <version>0.3.2</version>
+          <version>0.3.10</version>
           <licenses>
                           <license>
                 <name>MIT</name>