diff --git a/mrblib/print.rb b/mrblib/print.rb
index 0d33c66d2..452ba53a9 100644
--- a/mrblib/print.rb
+++ b/mrblib/print.rb
@@ -47,4 +47,8 @@ module Kernel
     end
     args[0]
   end
+
+  def printf(*args)
+    __printstr__(sprintf(*args))
+  end
 end