diff --git a/Gemfile.lock b/Gemfile.lock
index 95e09a3..d26a73b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -172,7 +172,7 @@ GEM
     minitest (5.10.2)
     multi_json (1.12.1)
     multi_test (0.1.2)
-    mysql2 (0.4.7)
+    mysql2 (0.4.8)
     nenv (0.3.0)
     nokogiri (1.8.0)
       mini_portile2 (~> 2.2.0)