diff --git a/doc/upstream.md b/doc/upstream.md
index 8c0cd47..5c31d6b 100644
--- a/doc/upstream.md
+++ b/doc/upstream.md
@@ -71,7 +71,7 @@ issues against this fork.
 | [#382](https://github.com/stevearc/oil.nvim/issues/382) | Relative path in window title                              | not actionable — solved by `get_win_title` callback ([#482](https://github.com/stevearc/oil.nvim/pull/482))                                                                               |
 | [#392](https://github.com/stevearc/oil.nvim/issues/392) | Option to skip delete prompt                               | fixed                                                                                                                                                                                     |
 | [#393](https://github.com/stevearc/oil.nvim/issues/393) | Auto-save on select                                        | fixed                                                                                                                                                                                     |
-| [#396](https://github.com/stevearc/oil.nvim/issues/396) | Customize preview content                                  | open                                                                                                                                                                                      |
+| [#396](https://github.com/stevearc/oil.nvim/issues/396) | Customize preview content                                  | not actionable — out of scope, preview is a normal buffer; use `BufReadCmd` autocmds for custom renderers                                                                                 |
 | [#399](https://github.com/stevearc/oil.nvim/issues/399) | Open file without closing Oil                              | open                                                                                                                                                                                      |
 | [#404](https://github.com/stevearc/oil.nvim/issues/404) | Restricted UNC paths                                       | not actionable — Windows-only                                                                                                                                                             |
 | [#416](https://github.com/stevearc/oil.nvim/issues/416) | Cannot remap key to open split                             | fixed — cherry-picked ([#725](https://github.com/stevearc/oil.nvim/pull/725))                                                                                                             |