diff --git a/lib/msf/core/exploit.rb b/lib/msf/core/exploit.rb
index 820317f30a..fe7a9223ac 100644
--- a/lib/msf/core/exploit.rb
+++ b/lib/msf/core/exploit.rb
@@ -65,6 +65,8 @@ class Exploit < Msf::Module
   ##
   #
   # The various check codes that can be returned from the ``check'' routine.
+  # Please read the following wiki to learn how these codes are used:
+  # https://github.com/rapid7/metasploit-framework/wiki/How-to-write-a-check()-method
   #
   ##
   module CheckCode