1 files changed, 9 insertions, 6 deletions
diff --git a/spec/ruby/library/set/sortedset/pretty_print_cycle_spec.rb b/spec/ruby/library/set/sortedset/pretty_print_cycle_spec.rb
index fe15f1bf7d..e97f509406 100644
--- a/spec/ruby/library/set/sortedset/pretty_print_cycle_spec.rb
+++ b/spec/ruby/library/set/sortedset/pretty_print_cycle_spec.rb
@@ -1,10 +1,13 @@
 require_relative '../../../spec_helper'
-require 'set'
 
-describe "SortedSet#pretty_print_cycle" do
-  it "passes the 'pretty print' representation of a self-referencing SortedSet to the pretty print writer" do
-    pp = mock("PrettyPrint")
-    pp.should_receive(:text).with("#<SortedSet: {...}>")
-    SortedSet[1, 2, 3].pretty_print_cycle(pp)
+ruby_version_is ""..."3.0" do
+  require 'set'
+
+  describe "SortedSet#pretty_print_cycle" do
+    it "passes the 'pretty print' representation of a self-referencing SortedSet to the pretty print writer" do
+      pp = mock("PrettyPrint")
+      pp.should_receive(:text).with("#<SortedSet: {...}>")
+      SortedSet[1, 2, 3].pretty_print_cycle(pp)
+    end
   end
 end