1 files changed, 2 insertions, 2 deletions
diff --git a/spec/ruby/core/integer/dup_spec.rb b/spec/ruby/core/integer/dup_spec.rb
index 7f4d512465..3e5739ad37 100644
--- a/spec/ruby/core/integer/dup_spec.rb
+++ b/spec/ruby/core/integer/dup_spec.rb
@@ -3,11 +3,11 @@ require_relative '../../spec_helper'
 describe "Integer#dup" do
   it "returns self for small integers" do
     integer = 1_000
-    integer.dup.should equal(integer)
+    integer.dup.should.equal?(integer)
   end
 
   it "returns self for large integers" do
     integer = 4_611_686_018_427_387_905
-    integer.dup.should equal(integer)
+    integer.dup.should.equal?(integer)
   end
 end