diff --git a/eclass/selinux-policy-2.eclass b/eclass/selinux-policy-2.eclass
index 1c5106ead1290..5ec7ff99ed746 100644
--- a/eclass/selinux-policy-2.eclass
+++ b/eclass/selinux-policy-2.eclass
@@ -104,6 +104,11 @@ fi
 LICENSE="GPL-2"
 SLOT="0"
 S="${WORKDIR}/"
+
+# @ECLASS_VARIABLE: PATCHBUNDLE
+# @INTERNAL
+# @DESCRIPTION:
+# Path to Gentoo Hardened Refpol patch to apply on top of upstream
 PATCHBUNDLE="${DISTDIR}/patchbundle-selinux-base-policy-${BASEPOL}.tar.bz2"
 
 # Modules should always depend on at least the first release of the