diff --git a/etc/apache2/vhost.conf.in b/etc/apache2/vhost.conf.in
index c9ca4fe3..ecc38d75 100644
--- a/etc/apache2/vhost.conf.in
+++ b/etc/apache2/vhost.conf.in
@@ -12,6 +12,9 @@
         XSendFile on
         XSendFilePath __PREFIX__
     </Location>
+
+    AddType video/webm webm
+
     ProxyRequests Off
     <Proxy *>
         Order deny,allow