1 files changed, 7 insertions, 4 deletions
diff --git a/spec/ruby/library/matrix/coerce_spec.rb b/spec/ruby/library/matrix/coerce_spec.rb
index 4022f00236..aa3a32765a 100644
--- a/spec/ruby/library/matrix/coerce_spec.rb
+++ b/spec/ruby/library/matrix/coerce_spec.rb
@@ -1,8 +1,11 @@
 require_relative '../../spec_helper'
-require 'matrix'
 
-describe "Matrix#coerce" do
-  it "allows the division of integer by a Matrix " do
-    (1/Matrix[[0,1],[-1,0]]).should == Matrix[[0,-1],[1,0]]
+ruby_version_is ""..."3.1" do
+  require 'matrix'
+
+  describe "Matrix#coerce" do
+    it "allows the division of integer by a Matrix " do
+      (1/Matrix[[0,1],[-1,0]]).should == Matrix[[0,-1],[1,0]]
+    end
   end
 end