diff --git a/macros b/macros
index b67ce89..d65278f 100644
--- a/macros
+++ b/macros
@@ -153,6 +153,7 @@
 
 # Harden packages by default for Fedora 23:
 # https://fedorahosted.org/fesco/ticket/1384 (accepted on 2014-02-11)
+# Use "%undefine _hardened_build" to disable.
 %_hardened_build	1
 %_hardened_cflags	%{?_hardened_build:%{_hardening_cflags}}
 %_hardened_ldflags	%{?_hardened_build:%{_hardening_ldflags}}
@@ -161,6 +162,7 @@
 
 # Add extra information to binary objects created by gcc for Fedora 28:
 # https://pagure.io/fesco/issue/1780 (accepted on 2017-10-30)
+# Use "%undefine _annotated_build" to disable.
 %_annotated_build	1
 %_annotated_cflags	%{?_annotated_build:%{_annobin_cflags}}
 
diff --git a/redhat-rpm-config.spec b/redhat-rpm-config.spec
index 7d21607..a9a9c28 100644
--- a/redhat-rpm-config.spec
+++ b/redhat-rpm-config.spec
@@ -6,7 +6,7 @@
 
 Summary: Red Hat specific rpm configuration files
 Name: redhat-rpm-config
-Version: 78
+Version: 79
 Release: 1%{?dist}
 # No version specified.
 License: GPL+
@@ -153,6 +153,9 @@ install -p -m 755 -t %{buildroot}%{_rpmconfigdir} kmod.prov
 %{_rpmconfigdir}/macros.d/macros.kmp
 
 %changelog
+* Fri Jan 19 2018 Panu Matilainen <pmatilai@redhat.com> - 79-1
+- Document how to disable hardened and annotated build (#1211296)
+
 * Wed Jan 17 2018 Panu Matilainen <pmatilai@redhat.com> - 78-1
 - Fix the inevitable embarrassing typo in 77, doh