diff --git a/Gemfile.lock b/Gemfile.lock
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -78,7 +78,7 @@
       treetop (~> 1.4.8)
     mime-types (1.25.1)
     multi_json (1.10.1)
-    mysql2 (0.3.19)
+    mysql2 (0.3.20)
     polyglot (0.3.5)
     power_assert (0.2.2)
     prototype-rails (3.2.1)