diff --git a/Gemfile.lock b/Gemfile.lock
index d342603..5c989cb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -94,4 +94,4 @@ DEPENDENCIES
   yard (>= 0.9.20)
 
 BUNDLED WITH
-   2.4.14
+   2.5.3