1 files changed, 3 insertions, 3 deletions
diff --git a/spec/ruby/library/stringio/close_write_spec.rb b/spec/ruby/library/stringio/close_write_spec.rb
index c86c3f9826..b74b996166 100644
--- a/spec/ruby/library/stringio/close_write_spec.rb
+++ b/spec/ruby/library/stringio/close_write_spec.rb
@@ -7,12 +7,12 @@ describe "StringIO#close_write" do
   end
 
   it "returns nil" do
-    @io.close_write.should be_nil
+    @io.close_write.should == nil
   end
 
   it "prevents further writing" do
     @io.close_write
-    -> { @io.write('x') }.should raise_error(IOError)
+    -> { @io.write('x') }.should.raise(IOError)
   end
 
   it "allows further reading" do
@@ -22,7 +22,7 @@ describe "StringIO#close_write" do
 
   it "raises an IOError when in read-only mode" do
     io = StringIO.new(+"example", "r")
-    -> { io.close_write }.should raise_error(IOError)
+    -> { io.close_write }.should.raise(IOError)
 
     io = StringIO.new(+"example")
     io.close_write