Index: main_act.c
===================================================================
--- main_act.c	(revision 13189)
+++ main_act.c	(revision 13190)
@@ -206,7 +206,7 @@
 				 "    GNU General Public License for more details.\n\n");
 	printf("    You should have received a copy of the GNU General Public License\n"
 				 "    along with this program; if not, write to the Free Software\n"
-				 "    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.\n\n");
+				 "    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.\n\n");
 	return 0;
 }