1 files changed, 15 insertions, 18 deletions
diff --git a/spec/ruby/library/matrix/vector/inner_product_spec.rb b/spec/ruby/library/matrix/vector/inner_product_spec.rb
index 95dc4806b5..1cf8771e04 100644
--- a/spec/ruby/library/matrix/vector/inner_product_spec.rb
+++ b/spec/ruby/library/matrix/vector/inner_product_spec.rb
@@ -1,25 +1,22 @@
 require_relative '../../../spec_helper'
+require 'matrix'
 
-ruby_version_is ""..."3.1" do
-  require 'matrix'
-
-  describe "Vector#inner_product" do
-    it "returns the inner product of a vector" do
-      Vector[1, 2, 3].inner_product(Vector[0, -4, 5]).should == 7
-    end
+describe "Vector#inner_product" do
+  it "returns the inner product of a vector" do
+    Vector[1, 2, 3].inner_product(Vector[0, -4, 5]).should == 7
+  end
 
-    it "returns 0 for empty vectors" do
-      Vector[].inner_product(Vector[]).should == 0
-    end
+  it "returns 0 for empty vectors" do
+    Vector[].inner_product(Vector[]).should == 0
+  end
 
-    it "raises an error for mismatched vectors" do
-      -> {
-        Vector[1, 2, 3].inner_product(Vector[0, -4])
-      }.should raise_error(Vector::ErrDimensionMismatch)
-    end
+  it "raises an error for mismatched vectors" do
+    -> {
+      Vector[1, 2, 3].inner_product(Vector[0, -4])
+    }.should raise_error(Vector::ErrDimensionMismatch)
+  end
 
-    it "uses the conjugate of its argument" do
-      Vector[Complex(1,2)].inner_product(Vector[Complex(3,4)]).should == Complex(11, 2)
-    end
+  it "uses the conjugate of its argument" do
+    Vector[Complex(1,2)].inner_product(Vector[Complex(3,4)]).should == Complex(11, 2)
   end
 end