diff --git a/Rakefile b/Rakefile
index 6d91377..3ee8a82 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,7 +1,7 @@
 require "bundler/gem_tasks"
 require "rake/extensiontask"
 require 'rake/testtask'
-task :default => :spec
+task :default => :test
 Rake::ExtensionTask.new 'ruby_hdr_histogram'