gemfiles/rails52.gemfile in fresh_connection-3.0.0.rc2 vs gemfiles/rails52.gemfile in fresh_connection-3.0.0

@@ -1,10 +1,10 @@
 # This file was generated by Appraisal
 
 source "https://rubygems.org"
 
-gem "activerecord", "5.2.0"
-gem "activesupport", "5.2.0"
+gem "activerecord", "~> 5.2.0"
+gem "activesupport", "~> 5.2.0"
 gem "mysql2", ">= 0.4.4", "< 0.6.0"
 gem "pg", ">= 0.18", "< 2.0"
 
 gemspec path: "../"