diff --git a/orocos-bfl.spec b/orocos-bfl.spec
index 149478a..357c9c5 100644
--- a/orocos-bfl.spec
+++ b/orocos-bfl.spec
@@ -14,6 +14,8 @@ Summary:    A framework for inference in Dynamic Bayesian Networks
 # software does not make your derived work GPL. The derived work may be
 # distributed under any license you see fit."
 # see http://www.orocos.org/orocos/license
+# The wrong address of the FSF is reported upstream:
+# http://bugs.orocos.org/show_bug.cgi?id=1060
 License:    GPLv2 with exceptions and LGPLv2+
 URL:        http://www.orocos.org/bfl/
 Source0:    https://gitlab.mech.kuleuven.be/rob-estimation/orocos-bayesian-filtering/repository/archive.tar.gz?ref=%{commit}#/%{name}-%{commit}.tar.gz