1 files changed, 5 insertions, 5 deletions
diff --git a/spec/ruby/library/matrix/normal_spec.rb b/spec/ruby/library/matrix/normal_spec.rb
index 437a3c82c9..420d4b011f 100644
--- a/spec/ruby/library/matrix/normal_spec.rb
+++ b/spec/ruby/library/matrix/normal_spec.rb
@@ -3,12 +3,12 @@ require 'matrix'
 
 describe "Matrix.normal?" do
   # it "returns false for non normal matrices" do
-  #   Matrix[[0, 1], [1, 2]].normal?.should == false
+  #   Matrix[[0, 1], [1, 2]].should_not.normal?
   # end
 
   it "returns true for normal matrices" do
-    Matrix[[1, 1, 0], [0, 1, 1], [1, 0, 1]].normal?.should == true
-    Matrix[[0, Complex(0, 2)], [Complex(0, -2), 0]].normal?.should == true
+    Matrix[[1, 1, 0], [0, 1, 1], [1, 0, 1]].should.normal?
+    Matrix[[0, Complex(0, 2)], [Complex(0, -2), 0]].should.normal?
   end
 
   it "raises an error for rectangular matrices" do
@@ -18,9 +18,9 @@ describe "Matrix.normal?" do
       Matrix.empty(0, 2),
       Matrix.empty(2, 0),
     ].each do |rectangular_matrix|
-      lambda {
+      -> {
         rectangular_matrix.normal?
-      }.should raise_error(Matrix::ErrDimensionMismatch)
+      }.should.raise(Matrix::ErrDimensionMismatch)
     end
   end
 end