diff --git a/hosts/server7/default.nix b/hosts/server7/default.nix
index a0dfbb66..3c6ba082 100644
--- a/hosts/server7/default.nix
+++ b/hosts/server7/default.nix
@@ -34,7 +34,7 @@ in {
 
   fileSystems."/srv/ceph" = {
     #device = "172.22.99.13:6789:/";
-    device = "172.20.72.53:6789:/";
+    device = "172.20.72.55:6789,172.20.72.56:6789,172.20.72.53:6789:/";
     fsType = "ceph";
     options = [
       "name=storage2"
@@ -131,11 +131,8 @@ in {
     volumes =
       [ "/dev:/dev" "/etc/ceph:/etc/ceph" "/var/lib/ceph/:/var/lib/ceph" ];
   };
-  systemd.services.docker-ceph-osd-7.serviceConfig = {
-    ExecStartPre = [
-      "-${pkgs.docker}/bin/docker run --rm --net=host --ipc=host --privileged=true -v /dev:/dev -v /etc/ceph:/etc/ceph -v /var/lib/ceph/:/var/lib/ceph -e OSD_DEVICE=/dev/sdb -it ceph/ceph:v14.2.9 ceph-volume lvm activate --all --no-systemd"
-    ];
-  };
+  systemd.services.docker-ceph-osd-7.preStart =
+      "-${pkgs.docker}/bin/docker run --rm --net=host --ipc=host --privileged=true -v /dev:/dev -v /etc/ceph:/etc/ceph -v /var/lib/ceph/:/var/lib/ceph -e OSD_DEVICE=/dev/sdb -it ceph/ceph:v14.2.9 ceph-volume lvm activate --all --no-systemd";
 
   networking = {
     firewall.enable = false;