X-Git-Url: https://git.notmuchmail.org/git?a=blobdiff_plain;f=emacs%2Fnotmuch-lib.el;h=a754de77ce00689be5050836883eddfe3ccac70b;hb=f57ef643026540d6eb20179ccc92e54445a9d21a;hp=c146748ac2935206377a8418bfc6a5cf5b105fd2;hpb=650123510cfa64caf6b20f5239f43433fa6f2941;p=notmuch

diff --git a/emacs/notmuch-lib.el b/emacs/notmuch-lib.el
index c146748a..a754de77 100644
--- a/emacs/notmuch-lib.el
+++ b/emacs/notmuch-lib.el
@@ -185,8 +185,9 @@ the user hasn't set this variable with the old or new value."
 	(st2 (notmuch-split-content-type t2)))
     (if (or (string= (cadr st1) "*")
 	    (string= (cadr st2) "*"))
-	(string= (car st1) (car st2))
-      (string= t1 t2))))
+	;; Comparison of content types should be case insensitive.
+	(string= (downcase (car st1)) (downcase (car st2)))
+      (string= (downcase t1) (downcase t2)))))
 
 (defvar notmuch-multipart/alternative-discouraged
   '(