diff --git a/Gemfile.lock b/Gemfile.lock
index 96a46a0..622f4d1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -51,7 +51,7 @@ DEPENDENCIES
   rouge
 
 RUBY VERSION
-   ruby 2.6.3p62
+   ruby 2.7.1p83
 
 BUNDLED WITH
-   1.17.2
+   2.1.2