1 files changed, 6 insertions, 6 deletions
diff --git a/spec/ruby/core/set/divide_spec.rb b/spec/ruby/core/set/divide_spec.rb
index cbe0042f16..409a22df75 100644
--- a/spec/ruby/core/set/divide_spec.rb
+++ b/spec/ruby/core/set/divide_spec.rb
@@ -14,7 +14,7 @@ describe "Set#divide" do
 
   it "returns an enumerator when not passed a block" do
     ret = Set[1, 2, 3, 4].divide
-    ret.should be_kind_of(Enumerator)
+    ret.should.is_a?(Enumerator)
     ret.each(&:even?).should == Set[Set[1, 3], Set[2, 4]]
   end
 end
@@ -25,7 +25,7 @@ describe "Set#divide when passed a block with an arity of 2" do
     set.map{ |x| x.to_a.sort }.sort.should == [[1], [3, 4], [6], [9, 10, 11]]
   end
 
-  ruby_version_is "3.5" do
+  ruby_version_is "4.0" do
     it "yields each two Object to the block" do
       ret = []
       Set[1, 2].divide { |x, y| ret << [x, y] }
@@ -33,7 +33,7 @@ describe "Set#divide when passed a block with an arity of 2" do
     end
   end
 
-  ruby_version_is ""..."3.5" do
+  ruby_version_is ""..."4.0" do
     it "yields each two Object to the block" do
       ret = []
       Set[1, 2].divide { |x, y| ret << [x, y] }
@@ -43,7 +43,7 @@ describe "Set#divide when passed a block with an arity of 2" do
 
   it "returns an enumerator when not passed a block" do
     ret = Set[1, 2, 3, 4].divide
-    ret.should be_kind_of(Enumerator)
+    ret.should.is_a?(Enumerator)
     ret.each { |a, b| (a + b).even? }.should == Set[Set[1, 3], Set[2, 4]]
   end
 end
@@ -51,8 +51,8 @@ end
 describe "Set#divide when passed a block with an arity of > 2" do
   it "only uses the first element if the arity > 2" do
     set = Set["one", "two", "three", "four", "five"].divide do |x, y, z|
-      y.should be_nil
-      z.should be_nil
+      y.should == nil
+      z.should == nil
       x.length
     end
     set.map { |x| x.to_a.sort }.sort.should == [["five", "four"], ["one", "two"], ["three"]]