diff --git a/ops/nixos/lib/blade.nix b/ops/nixos/lib/blade.nix
index 6967b02189..2ee6e74804 100644
--- a/ops/nixos/lib/blade.nix
+++ b/ops/nixos/lib/blade.nix
@@ -46,7 +46,12 @@ in {
         device = "/dev/disk/by-label/boot";
         fsType = "ext4";
       };
-    };
+    } // (lib.optionalAttrs (config.services.ceph.osd.enable || config.services.ceph.mgr.enable || config.services.ceph.mon.enable || config.services.ceph.mgr.enable) {
+      "/var/lib/ceph" = {
+        device = "/dev/disk/by-label/var-lib-ceph";
+        fsType = "xfs";
+      };
+    });
   
     boot.loader.grub.enable = true;
     boot.loader.grub.version = 2;