diff --git a/src/plugins/rel/rel_ca.py b/src/plugins/rel/rel_ca.py
index 751035148..78e7a4879 100644
--- a/src/plugins/rel/rel_ca.py
+++ b/src/plugins/rel/rel_ca.py
@@ -20,6 +20,8 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 #
+# $Id$
+#
 #-------------------------------------------------------------------------
 """
 Catalan-specific classes for relationships.