diff --git a/mrbgems/mruby-method/mrblib/method.rb b/mrbgems/mruby-method/mrblib/method.rb
index 5de0afdf7..f7cefa2e5 100644
--- a/mrbgems/mruby-method/mrblib/method.rb
+++ b/mrbgems/mruby-method/mrblib/method.rb
@@ -17,4 +17,12 @@ class Method
   def name
     @name
   end
+
+  def <<(other)
+    ->(*args, &block) { call(other.call(*args, &block)) }
+  end
+
+  def >>(other)
+    ->(*args, &block) { other.call(call(*args, &block)) }
+  end
 end
diff --git a/mrbgems/mruby-proc-ext/mrblib/proc.rb b/mrbgems/mruby-proc-ext/mrblib/proc.rb
index 789b7a3ac..abe9c7944 100644
--- a/mrbgems/mruby-proc-ext/mrblib/proc.rb
+++ b/mrbgems/mruby-proc-ext/mrblib/proc.rb
@@ -39,4 +39,12 @@ class Proc
     make_curry.call
   end
 
+  def <<(other)
+    ->(*args, &block) { call(other.call(*args, &block)) }
+  end
+
+  def >>(other)
+    ->(*args, &block) { other.call(call(*args, &block)) }
+  end
+
 end