rails52.gemfile in audited-4.9.0

- old
+ new

@@ -1,8 +1,10 @@
 # This file was generated by Appraisal
 
 source "https://rubygems.org"
 
 gem "rails", ">= 5.2.0", "< 5.3"
-gem "mysql2", "~> 0.4.4"
+gem "mysql2", ">= 0.4.4", "< 0.6.0"
+gem "pg", ">= 0.18", "< 2.0"
+gem "sqlite3", "~> 1.3.6"
 
 gemspec name: "audited", path: "../"