diff --git a/Gemfile.lock b/Gemfile.lock
index 9258c51..ef8d6a6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -180,7 +180,7 @@ GEM
     minitest (5.8.3)
     multi_json (1.11.2)
     multi_test (0.1.2)
-    mysql2 (0.4.1)
+    mysql2 (0.4.2)
     nenv (0.2.0)
     nokogiri (1.6.6.4)
       mini_portile (~> 0.6.0)