spec/achilles_spec.rb in numb-0.3.3 vs spec/achilles_spec.rb in numb-0.3.4

@@ -9,10 +9,10 @@
       number.should be_achilles
     end
   end
 
   it "returns false for non-Achilles numbers" do
-    ((1..5487).to_a - ACHILLES).sample(10).each do |number|
+    ((1..5487).to_a - ACHILLES).shuffle.first(10).each do |number|
       number.should_not be_achilles
     end
   end
 
   it "returns false for negative numbers" do