1 files changed, 6 insertions, 8 deletions
diff --git a/spec/ruby/core/array/append_spec.rb b/spec/ruby/core/array/append_spec.rb
index 08ea814d89..de0e56b513 100644
--- a/spec/ruby/core/array/append_spec.rb
+++ b/spec/ruby/core/array/append_spec.rb
@@ -10,8 +10,8 @@ describe "Array#<<" do
   it "returns self to allow chaining" do
     a = []
     b = a
-    (a << 1).should equal(b)
-    (a << 2 << 3).should equal(b)
+    (a << 1).should.equal?(b)
+    (a << 2 << 3).should.equal?(b)
   end
 
   it "correctly resizes the Array" do
@@ -30,13 +30,11 @@ describe "Array#<<" do
     a.should == [:foo]
   end
 
-  it "raises a #{frozen_error_class} on a frozen array" do
-    lambda { ArraySpecs.frozen_array << 5 }.should raise_error(frozen_error_class)
+  it "raises a FrozenError on a frozen array" do
+    -> { ArraySpecs.frozen_array << 5 }.should.raise(FrozenError)
   end
 end
 
-ruby_version_is "2.5" do
-  describe "Array#append" do
-    it_behaves_like :array_push, :append
-  end
+describe "Array#append" do
+  it_behaves_like :array_push, :append
 end