1 files changed, 3 insertions, 3 deletions

diff --git a/lisp/simple.el b/lisp/simple.el
index ade177c5b8e..d23ed11c6c3 100644
--- a/lisp/simple.el
+++ b/lisp/simple.el
@@ -3735,9 +3735,9 @@ See also `read-mail-command' concerning reading mail."
             (same-window-buffer-names nil)
             (same-window-regexps nil))
         (funcall switch-function "*mail*")))
-  (let ((cc (cdr (assoc-ignore-case "cc" other-headers)))
-        (in-reply-to (cdr (assoc-ignore-case "in-reply-to" other-headers)))
-        (body (cdr (assoc-ignore-case "body" other-headers))))
+  (let ((cc (cdr (assoc-string "cc" other-headers t)))
+        (in-reply-to (cdr (assoc-string "in-reply-to" other-headers t)))
+        (body (cdr (assoc-string "body" other-headers t))))
     (or (mail continue to subject in-reply-to cc yank-action send-actions)
         continue
         (error "Message aborted"))