1 files changed, 4 insertions, 2 deletions
diff --git a/spec/ruby/library/socket/udpsocket/new_spec.rb b/spec/ruby/library/socket/udpsocket/new_spec.rb
index 5a2e4e1f31..f13e605959 100644
--- a/spec/ruby/library/socket/udpsocket/new_spec.rb
+++ b/spec/ruby/library/socket/udpsocket/new_spec.rb
@@ -26,7 +26,9 @@ describe 'UDPSocket.new' do
     @socket.should be_an_instance_of(UDPSocket)
   end
 
-  it 'raises Errno::EAFNOSUPPORT if unsupported family passed' do
-    lambda { UDPSocket.new(-1) }.should raise_error(Errno::EAFNOSUPPORT)
+  it 'raises Errno::EAFNOSUPPORT or Errno::EPROTONOSUPPORT if unsupported family passed' do
+    lambda { UDPSocket.new(-1) }.should raise_error(SystemCallError) { |e|
+      [Errno::EAFNOSUPPORT, Errno::EPROTONOSUPPORT].should include(e.class)
+    }
   end
 end