1 files changed, 4 insertions, 6 deletions
diff --git a/spec/ruby/library/open3/popen3_spec.rb b/spec/ruby/library/open3/popen3_spec.rb
index 9afb5f5382..3651bd516c 100644
--- a/spec/ruby/library/open3/popen3_spec.rb
+++ b/spec/ruby/library/open3/popen3_spec.rb
@@ -5,10 +5,10 @@ describe "Open3.popen3" do
   it "returns in, out, err and a thread waiting the process" do
     stdin, out, err, waiter = Open3.popen3(ruby_cmd("print :foo"))
     begin
-      stdin.should be_kind_of IO
-      out.should be_kind_of IO
-      err.should be_kind_of IO
-      waiter.should be_kind_of Thread
+      stdin.should.is_a? IO
+      out.should.is_a? IO
+      err.should.is_a? IO
+      waiter.should.is_a? Thread
 
       out.read.should == "foo"
     ensure
@@ -38,6 +38,4 @@ describe "Open3.popen3" do
       out.read.should == "foo"
     end
   end
-
-  it "needs to be reviewed for spec completeness"
 end