1 files changed, 4 insertions, 4 deletions
diff --git a/spec/ruby/library/socket/tcpserver/sysaccept_spec.rb b/spec/ruby/library/socket/tcpserver/sysaccept_spec.rb
index 5543b67755..ed23bced23 100644
--- a/spec/ruby/library/socket/tcpserver/sysaccept_spec.rb
+++ b/spec/ruby/library/socket/tcpserver/sysaccept_spec.rb
@@ -12,7 +12,7 @@ describe "TCPServer#sysaccept" do
   end
 
   it 'blocks if no connections' do
-    lambda { @server.sysaccept }.should block_caller
+    -> { @server.sysaccept }.should block_caller
   end
 
   it 'returns file descriptor of an accepted connection' do
@@ -21,7 +21,7 @@ describe "TCPServer#sysaccept" do
 
       fd = @server.sysaccept
 
-      fd.should be_kind_of(Integer)
+      fd.should.is_a?(Integer)
     ensure
       sock.close if sock && !sock.closed?
       IO.for_fd(fd).close if fd
@@ -41,7 +41,7 @@ describe 'TCPServer#sysaccept' do
 
     describe 'without a connected client' do
       it 'blocks the caller' do
-        lambda { @server.sysaccept }.should block_caller
+        -> { @server.sysaccept }.should block_caller
       end
     end
 
@@ -58,7 +58,7 @@ describe 'TCPServer#sysaccept' do
       it 'returns a new file descriptor as an Integer' do
         @fd = @server.sysaccept
 
-        @fd.should be_kind_of(Integer)
+        @fd.should.is_a?(Integer)
         @fd.should_not == @client.fileno
       end
     end