diff --git a/roles/fedora-web/getfedora/files/getfedora.org.conf b/roles/fedora-web/getfedora/files/getfedora.org.conf
index 189dc0c399..b0ef6d24bc 100644
--- a/roles/fedora-web/getfedora/files/getfedora.org.conf
+++ b/roles/fedora-web/getfedora/files/getfedora.org.conf
@@ -3,6 +3,9 @@ Alias /favicon.ico /srv/web/fedoraproject.org/static/images/favicon.ico
 
 AddOutputFilterByType DEFLATE text/html text/plain text/xml text/css application/x-javascript
 
+# for osx Fedora Media Writer
+AddType application/octet-stream .dmg
+
 Alias /fmw /srv/web/fmw/
 
 Redirect /keys /security