Gemfile in podcast_index-0.4.0 vs Gemfile in podcast_index-0.5.0

@@ -1,10 +1,8 @@
 source "https://rubygems.org"
 
 # Specify your gem's dependencies in podcast_index.gemspec
 gemspec
 
-gem "rake", "~> 13.0"
-
-gem "rspec", "~> 3.0"
-
-gem "rubocop", "~> 1.21"
+gem "rake"
+gem "rspec"
+gem "rubocop"