diff --git a/gnu/local.mk b/gnu/local.mk
index a381d28b83..e37336d428 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -1097,7 +1097,6 @@ dist_patch_DATA =						\
   %D%/packages/patches/elm-reactor-static-files.patch		\
   %D%/packages/patches/elogind-fix-rpath.patch			\
   %D%/packages/patches/emacs-all-the-icons-remove-duplicate-rs.patch	\
-  %D%/packages/patches/emacs-debbugs-keep-patch-subject.patch	\
   %D%/packages/patches/emacs-deferred-fix-number-of-arguments.patch	\
   %D%/packages/patches/emacs-elpy-dup-test-name.patch		\
   %D%/packages/patches/emacs-exec-path.patch			\
diff --git a/gnu/packages/emacs-xyz.scm b/gnu/packages/emacs-xyz.scm
index e0d7620b13..a01c3241c2 100644
--- a/gnu/packages/emacs-xyz.scm
+++ b/gnu/packages/emacs-xyz.scm
@@ -8807,8 +8807,7 @@ by a query, so both a link can refer to several mails.")
        (uri (string-append "https://elpa.gnu.org/packages/debbugs-"
                            version ".tar"))
        (sha256
-        (base32 "0xj0sv5d3y88fsbm7yhm0v59mzj1srxayng1hr418v89ky43rxpr"))
-       (patches (search-patches "emacs-debbugs-keep-patch-subject.patch"))))
+        (base32 "0xj0sv5d3y88fsbm7yhm0v59mzj1srxayng1hr418v89ky43rxpr"))))
     (build-system emacs-build-system)
     (arguments '(#:include '("\\.el$" "\\.wsdl$" "\\.info$")))
     (propagated-inputs
diff --git a/gnu/packages/patches/emacs-debbugs-keep-patch-subject.patch b/gnu/packages/patches/emacs-debbugs-keep-patch-subject.patch
deleted file mode 100644
index 7a6cb642d0..0000000000
--- a/gnu/packages/patches/emacs-debbugs-keep-patch-subject.patch
+++ /dev/null
@@ -1,29 +0,0 @@
-Preserve subject when replying to patch threads.
-Upstream status: likely to be in the next release (bug#66330)
-
-diff --git a/debbugs-gnu.el b/debbugs-gnu.el
-index f366fba11d..cd549e364d 100644
---- a/debbugs-gnu.el
-+++ b/debbugs-gnu.el
-@@ -1747,6 +1747,12 @@ MERGED is the list of bugs merged with this one."
- 	 (format "Re: bug#%d: %s" id (alist-get 'subject status)))
-     (debbugs-gnu-summary-mode 1)))
-
-+(defcustom debbugs-gnu-summary-keep-subject
-+  (rx "[PATCH" (? (0+ (not (any digit "/]"))) (1+ digit) "/" (1+ digit)) "]")
-+  "Regular expression which keeps the original message subject in replies."
-+  :version "29.1"
-+  :type 'regexp)
-+
- (defvar debbugs-gnu-summary-mode-map
-   (let ((map (make-sparse-keymap)))
-     (define-key map "C" #'debbugs-gnu-send-control-message)
-@@ -1778,6 +1784,8 @@ MERGED is the list of bugs merged with this one."
- 			    (cons new new))
- 			address))))))
- 	  ,@(and debbugs-gnu-subject
-+                 (not (string-match-p debbugs-gnu-summary-keep-subject
-+                                      debbugs-gnu-subject))
- 		 `((subject ,debbugs-gnu-subject)))))))
-
- (defun debbugs-gnu-guess-current-id ()