1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/gnus/gnus-cite.el b/lisp/gnus/gnus-cite.el
index 3aaf41ccf7e..7f0da2a0fa0 100644
--- a/lisp/gnus/gnus-cite.el
+++ b/lisp/gnus/gnus-cite.el
@@ -1163,7 +1163,7 @@ When enabled, it automatically turns on `font-lock-mode'."
   nil ;; init-value
   "" ;; lighter
   nil ;; keymap
-  (when (eq major-mode 'message-mode)   ;FIXME: Use derived-mode-p.
+  (when (derived-mode-p 'message-mode)
     ;; FIXME: Use font-lock-add-keywords!
     (let ((defaults (car font-lock-defaults))
           default keywords)