diff --git a/weboffice/collabora.yml b/weboffice/collabora.yml
index ce6e9bd..4341be3 100644
--- a/weboffice/collabora.yml
+++ b/weboffice/collabora.yml
@@ -66,7 +66,9 @@ services:
       username: ${COLLABORA_ADMIN_USER:-admin}
       password: ${COLLABORA_ADMIN_PASSWORD:-admin}
     cap_add:
-      - MKNOD
+      - SYS_ADMIN
+    security_opt:
+      - seccomp=unconfined
     volumes:
       # Mount local TrueType fonts so the container can use system fonts
       # (e.g. Microsoft fonts like Arial, Calibri, Cambria by installing the `ttf-mscorefonts-installer` package).