diff --git a/Gemfile.lock b/Gemfile.lock
index 88a906a..2095daa 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -94,5 +94,8 @@ DEPENDENCIES
   sinatra
   sinatra-contrib
 
+RUBY VERSION
+   ruby 2.6.5p114
+
 BUNDLED WITH
    2.0.2