diff --git a/Gemfile.lock b/Gemfile.lock
index b21534a..d22193d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -75,4 +75,4 @@ DEPENDENCIES
   yard-relative_markdown_links!
 
 BUNDLED WITH
-   2.4.13
+   2.5.4