Gemfile.lock in rand_sum-0.2.0 vs Gemfile.lock in rand_sum-0.2.1

@@ -1,8 +1,8 @@
 PATH
   remote: .
   specs:
-    rand_sum (0.2.0)
+    rand_sum (0.2.1)
 
 GEM
   remote: https://rubygems.org/
   specs:
     minitest (5.14.3)