diff --git a/Gemfile b/Gemfile
index f69a62f56..9cabda5f8 100644
--- a/Gemfile
+++ b/Gemfile
@@ -63,7 +63,7 @@ gem "sprockets-rails",        "3.2.0"
 # Database
 
 group :mysql, optional: true do
-  gem "mysql2", "0.4.8"
+  gem "mysql2", "0.4.9"
 end
 group :postgresql, optional: true do
   gem "pg",     "0.21.0"
diff --git a/Gemfile.lock b/Gemfile.lock
index 6401b448f..77e0006c1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -382,7 +382,7 @@ GEM
     multi_test (0.1.2)
     multi_xml (0.6.0)
     multipart-post (2.0.0)
-    mysql2 (0.4.8)
+    mysql2 (0.4.9)
     naught (1.1.0)
     nenv (0.3.0)
     nio4r (2.1.0)
@@ -818,7 +818,7 @@ DEPENDENCIES
   mini_magick (= 4.8.0)
   minitest
   mobile_fu (= 1.4.0)
-  mysql2 (= 0.4.8)
+  mysql2 (= 0.4.9)
   nokogiri (= 1.8.0)
   omniauth (= 1.6.1)
   omniauth-facebook (= 4.0.0)