1 files changed, 3 insertions, 3 deletions
diff --git a/spec/ruby/core/kernel/spawn_spec.rb b/spec/ruby/core/kernel/spawn_spec.rb
index da3cf39021..3432fc31da 100644
--- a/spec/ruby/core/kernel/spawn_spec.rb
+++ b/spec/ruby/core/kernel/spawn_spec.rb
@@ -6,11 +6,11 @@ require_relative 'fixtures/classes'
 # run here as it is redundant and takes too long for little gain.
 describe "Kernel#spawn" do
   it "is a private method" do
-    Kernel.should have_private_instance_method(:spawn)
+    Kernel.private_instance_methods(false).should.include?(:spawn)
   end
 
   it "executes the given command" do
-    lambda {
+    -> {
       Process.wait spawn("echo spawn")
     }.should output_to_fd("spawn\n")
   end
@@ -18,7 +18,7 @@ end
 
 describe "Kernel.spawn" do
   it "executes the given command" do
-    lambda {
+    -> {
       Process.wait Kernel.spawn("echo spawn")
     }.should output_to_fd("spawn\n")
   end