1 files changed, 5 insertions, 5 deletions
diff --git a/spec/ruby/core/module/singleton_class_spec.rb b/spec/ruby/core/module/singleton_class_spec.rb
index b9f78eeb21..052755b73b 100644
--- a/spec/ruby/core/module/singleton_class_spec.rb
+++ b/spec/ruby/core/module/singleton_class_spec.rb
@@ -3,25 +3,25 @@ require_relative '../../spec_helper'
 describe "Module#singleton_class?" do
   it "returns true for singleton classes" do
     xs = self.singleton_class
-    xs.singleton_class?.should == true
+    xs.should.singleton_class?
   end
 
   it "returns false for other classes" do
     c = Class.new
-    c.singleton_class?.should == false
+    c.should_not.singleton_class?
   end
 
   describe "with singleton values" do
     it "returns false for nil's singleton class" do
-      NilClass.singleton_class?.should == false
+      NilClass.should_not.singleton_class?
     end
 
     it "returns false for true's singleton class" do
-      TrueClass.singleton_class?.should == false
+      TrueClass.should_not.singleton_class?
     end
 
     it "returns false for false's singleton class" do
-      FalseClass.singleton_class?.should == false
+      FalseClass.should_not.singleton_class?
     end
   end
 end