Rakefile in enum_plus-0.3.3 vs Rakefile in enum_plus-0.3.4

@@ -14,14 +14,16 @@
 end
 
 desc 'Run tests'
 task default: :test
 
-desc 'Build gem packages'
-task :build do
-  `gem build enum_plus.gemspec`
-end
+namespace :gem do
+  desc 'Build gem packages'
+  task :build do
+    `gem build enum_plus.gemspec`
+  end
 
-desc 'Push gem packages'
-task :push => :build do
-  `gem push enum_plus-*.gem`
+  desc 'Push gem packages'
+  task push: :build do
+    `gem push enum_plus-*.gem`
+  end
 end