diff --git a/roles/nginx-reverseproxy/templates/nginx/snippets/options-proxypass.conf.j2 b/roles/nginx-reverseproxy/templates/nginx/snippets/options-proxypass.conf.j2
index a14f3b7f..0b864a68 100644
--- a/roles/nginx-reverseproxy/templates/nginx/snippets/options-proxypass.conf.j2
+++ b/roles/nginx-reverseproxy/templates/nginx/snippets/options-proxypass.conf.j2
@@ -15,3 +15,5 @@ proxy_http_version 1.1;
 proxy_set_header Upgrade $http_upgrade;
 proxy_set_header Connection $connection_upgrade;
 
+# For Owncloud WebDav
+client_max_body_size 10G;