1 files changed, 1 insertions, 1 deletions
diff --git a/lib/net/pop.rb b/lib/net/pop.rb
index a8e998723..7d234c191 100644
--- a/lib/net/pop.rb
+++ b/lib/net/pop.rb
@@ -870,7 +870,7 @@ module Net
       @socket = sock
       @error_occured = false
       res = check_response(critical { recv_response() })
-      @apop_stamp = res.slice(/<.+>/)
+      @apop_stamp = res.slice(/<[!-~]+@[!-~]+>/)
     end
 
     attr_reader :socket