diff --git a/deployments/examples/ocis_full/collabora.yml b/deployments/examples/ocis_full/collabora.yml
index 413ebafd6..e39a5adee 100644
--- a/deployments/examples/ocis_full/collabora.yml
+++ b/deployments/examples/ocis_full/collabora.yml
@@ -70,5 +70,6 @@ services:
     logging:
       driver: ${LOG_DRIVER:-local}
     restart: always
+    command: ["bash", "-c", "coolconfig generate-proof-key ; /start-collabora-online.sh"]
     healthcheck:
       test: [ "CMD", "curl", "-f", "http://localhost:9980/hosting/discovery" ]