--- trunk/lib/net/pop.rb	2008/10/14 02:18:54	19775
+++ trunk/lib/net/pop.rb	2008/10/14 02:22:46	19776
@@ -870,7 +870,7 @@
       @socket = sock
       @error_occured = false
       res = check_response(critical { recv_response() })
-      @apop_stamp = res.slice(/<.+>/)
+      @apop_stamp = res.slice(/<[!-~]+@[!-~]+>/)
     end
 
     attr_reader :socket