diff --git a/etc/nginx/mime.types b/etc/nginx/mime.types
index 89be9a4..bc7531c 100644
--- a/etc/nginx/mime.types
+++ b/etc/nginx/mime.types
@@ -10,7 +10,7 @@ types {
     application/rss+xml                   rss;
 
     text/mathml                           mml;
-    text/plain                            txt;
+    text/plain                            txt md;
     text/vnd.sun.j2me.app-descriptor      jad;
     text/vnd.wap.wml                      wml;
     text/x-component                      htc;