diff --git a/debian/control b/debian/control
index 644d910..5df634c 100644
--- a/debian/control
+++ b/debian/control
@@ -13,6 +13,7 @@ Depends: pmg-api (>= 8.0.7),
          proxmox-archive-keyring,
          proxmox-default-kernel,
          proxmox-kernel-helper (>= 8.0.3),
+         systemd-sysv,
          ${misc:Depends}
 Description: Proxmox Mail Gateway
  The Proxmox Mail Gateway is an easy to use Open Source SMTP proxy,