* eww.el (eww-render): Protect against empty content-types.

1 files changed, 3 insertions, 2 deletions

diff --git a/lisp/net/eww.el b/lisp/net/eww.el
index 48bf556a526..29cde247e61 100644
--- a/lisp/net/eww.el
+++ b/lisp/net/eww.el
@@ -315,8 +315,9 @@ Currently this means either text/html or application/xhtml+xml."
   (let* ((headers (eww-parse-headers))
          (content-type
           (mail-header-parse-content-type
-           (or (cdr (assoc "content-type" headers))
-               "text/plain")))
+           (if (zerop (length (cdr (assoc "content-type" headers))))
+               "text/plain"
+             (cdr (assoc "content-type" headers)))))
          (charset (intern
                    (downcase
                     (or (cdr (assq 'charset (cdr content-type)))