diff --git a/docker_assets/nginx.conf b/docker_assets/nginx.conf
index 7d8421f..2bf3241 100644
--- a/docker_assets/nginx.conf
+++ b/docker_assets/nginx.conf
@@ -16,6 +16,10 @@ server {
 
     location /media/ {
         alias /youtube/;
+
+        types {
+            text/vtt vtt;
+        }
     }
 
     location / {