--- gnus-agent.el~	2006-01-25 07:33:34 +0000
+++ gnus-agent.el	2006-02-02 09:31:37 +0000
@@ -874,8 +874,10 @@
       (kill-buffer nil))))
 
 (defun gnus-agent-possibly-synchronize-flags-server (method)
-  "Synchronize flags for server according to `gnus-agent-synchronize-flags'."
-  (when (or (and gnus-agent-synchronize-flags
+  "Synchronize flags for server according to `gnus-agent-synchronize-flags'.
+Exceptionally, nntp marks are synchronized with flags unconditionally."
+  (when (or (memq (car method) '(nntp))
+	    (and gnus-agent-synchronize-flags
 		 (not (eq gnus-agent-synchronize-flags 'ask)))
 	    (and (eq gnus-agent-synchronize-flags 'ask)
 		 (gnus-y-or-n-p (format "Synchronize flags on server `%s'? "