diff --git a/doc/ref/configuration/minion.rst b/doc/ref/configuration/minion.rst
index bfccdef7fb..8de0899c5d 100644
--- a/doc/ref/configuration/minion.rst
+++ b/doc/ref/configuration/minion.rst
@@ -707,11 +707,15 @@ Minion Module Management
 Default: ``[]`` (all modules are enabled by default)
 
 The event may occur in which the administrator desires that a minion should not
-be able to execute a certain module. The sys module is built into the minion
+be able to execute a certain module. The ``sys`` module is built into the minion
 and cannot be disabled.
 
-This setting can also tune the minion, as all modules are loaded into ram
-disabling modules will lower the minion's ram footprint.
+This setting can also tune the minion. Because all modules are loaded into system
+memory, disabling modules will lover the minion's memory footprint.
+
+Modules should be specified according to their file name on the system and not by
+their virtual name. For example, to disable ``cmd``, use the string ``cmdmod`` which
+corresponds to ``salt.modules.cmdmod``.
 
 .. code-block:: yaml