diff --git a/.emacs.d/lisp/main.el b/.emacs.d/lisp/main.el
index 0938aa64..bf32adde 100644
--- a/.emacs.d/lisp/main.el
+++ b/.emacs.d/lisp/main.el
@@ -175,6 +175,7 @@
                  (".mp4" . "video/mp4")
                  (".flv" . "video/mp4")
                  (".ogv" . "video/ogg")
+                 (".wmv" . "video/x-ms-wmv")
                  (".mkv" . "video/x-matroska")))
     (add-to-list 'mailcap-mime-extensions ext)))