Gemfile in ar_mysql_flexmaster-0.3.1 vs Gemfile in ar_mysql_flexmaster-0.4.0

@@ -1,7 +1,6 @@
 source 'https://rubygems.org'
 
 # Specify your gem's dependencies in ar_mysql_flexmaster.gemspec
 gemspec
-gem "debugger", :platform => :ruby_19
+gem "debugger", "~>1.5.0"
 gem "appraisal"
-