diff --git a/redhat/README.rpm_build.md b/redhat/README.rpm_build.md
index 7deea54de4..c461e543d2 100644
--- a/redhat/README.rpm_build.md
+++ b/redhat/README.rpm_build.md
@@ -63,11 +63,16 @@ Building your own FRRouting RPM
         %{!?with_watchfrr:      %global  with_watchfrr      1 }
         %{!?with_bgp_vnc:       %global  with_bgp_vnc       0 }
         %{!?with_pimd:          %global  with_pimd          1 }
+        %{!?with_rpki:          %global  with_rpki          0 }
 
 7. Build the RPM
 
         rpmbuild --define "_topdir `pwd`/rpmbuild" -ba rpmbuild/SPECS/frr.spec
 
+   If building with RPKI, then download and install the additional RPKI
+   packages from
+        https://ci1.netdef.org/browse/RPKI-RTRLIB/latestSuccessful/artifact
+
 DONE.
 
 If all works correctly, then you should end up with the RPMs under