diff --git a/genkernel.conf b/genkernel.conf
index a71ce69..62b05d4 100644
--- a/genkernel.conf
+++ b/genkernel.conf
@@ -53,6 +53,9 @@ USECOLOR="yes"
 # compile static LVM binaries if static ones do not exist.
 # LVM="no"
 
+# Add in Luks support. Needs sys-fs/cryptsetup with -dynamic installed.
+# LUKS="no"
+
 # Add in EVMS support from static binaries if they exist on the system: you
 # should run "emerge evms" first.
 # EVMS="no"