=== modified file 'src/cache_cf.cc'
--- src/cache_cf.cc	2012-12-27 18:15:38 +0000
+++ src/cache_cf.cc	2013-02-08 08:54:10 +0000
@@ -679,7 +679,7 @@
 
     if (Config.Announce.period > 0) {
         Config.onoff.announce = 1;
-    } else if (Config.Announce.period < 1) {
+    } else {
         Config.Announce.period = 86400 * 365;	/* one year */
         Config.onoff.announce = 0;
     }