diff -up rdate-1.4/rdate.c.debug rdate-1.4/rdate.c
--- rdate-1.4/rdate.c.debug	2012-03-13 13:28:35.320499753 +0100
+++ rdate-1.4/rdate.c	2012-03-13 13:34:10.997139486 +0100
@@ -322,6 +322,9 @@ int main(int argc, char *argv[])
 	}
     }
 
+  if (hosts)
+    free(hosts);
+
   if(!nhosts)
     usage(1);
   else if (!retval && !success)