1 files changed, 9 insertions, 12 deletions
diff --git a/spec/ruby/library/matrix/lup_decomposition/initialize_spec.rb b/spec/ruby/library/matrix/lup_decomposition/initialize_spec.rb
index 42f78c7540..36afb349e6 100644
--- a/spec/ruby/library/matrix/lup_decomposition/initialize_spec.rb
+++ b/spec/ruby/library/matrix/lup_decomposition/initialize_spec.rb
@@ -1,16 +1,13 @@
 require_relative '../../../spec_helper'
+require 'matrix'
 
-ruby_version_is ""..."3.1" do
-  require 'matrix'
-
-  describe "Matrix::LUPDecomposition#initialize" do
-    it "raises an error if argument is not a matrix" do
-      -> {
-        Matrix::LUPDecomposition.new([[]])
-      }.should raise_error(TypeError)
-      -> {
-        Matrix::LUPDecomposition.new(42)
-      }.should raise_error(TypeError)
-    end
+describe "Matrix::LUPDecomposition#initialize" do
+  it "raises an error if argument is not a matrix" do
+    -> {
+      Matrix::LUPDecomposition.new([[]])
+    }.should raise_error(TypeError)
+    -> {
+      Matrix::LUPDecomposition.new(42)
+    }.should raise_error(TypeError)
   end
 end