diff --git a/libguile/ChangeLog b/libguile/ChangeLog
index c06480af8..899bb86b4 100644
--- a/libguile/ChangeLog
+++ b/libguile/ChangeLog
@@ -1,3 +1,12 @@
+2005-02-28  Marius Vollmer  <mvo@zagadka.de>
+
+	* socket.c (scm_setsockopt): Handle IP_ADD_MEMBERSHIP and
+	IP_DROP_MEMBERSHIP options.  Also, reorganized the code a bit for
+	cleanliness.
+	(scm_init_socket): Define IP_ADD_MEMBERSHIP and
+	IP_DROP_MEMBERSHIP.
+	Thanks to Greg Troxel!
+
 2005-02-27  Mikael Djurfeldt  <djurfeldt@nada.kth.se>
 
 	* gh.h: Bugfix: Include <libguile.h> outside of the extern "C"