diff --git a/hosts/challenger/exports.nix b/hosts/challenger/exports.nix
index 6ca446c..dc1e17e 100644
--- a/hosts/challenger/exports.nix
+++ b/hosts/challenger/exports.nix
@@ -4,6 +4,7 @@
     "/export/riker-backup" = {
       device = "/tank/backup/riker";
       options = [ "bind" ];
+      fsType = "none";
     };
   };
 
diff --git a/hosts/challenger/filesystems.nix b/hosts/challenger/filesystems.nix
index a4c3889..c7f2483 100644
--- a/hosts/challenger/filesystems.nix
+++ b/hosts/challenger/filesystems.nix
@@ -9,6 +9,7 @@
     zfs = {
       extraPools = [ "tank" ];
       requestEncryptionCredentials = false;
+      forceImportRoot = false;
     };
     supportedFilesystems = [ "zfs" ];
   };
diff --git a/hosts/challenger/services/frigate.nix b/hosts/challenger/services/frigate.nix
index ab07f96..b8c3298 100644
--- a/hosts/challenger/services/frigate.nix
+++ b/hosts/challenger/services/frigate.nix
@@ -5,6 +5,7 @@
       device = "/tank/nvr/frigate";
       depends = [ "/tank/nvr/frigate" ];
       options = [ "bind" ];
+      fsType = "none";
     };
   };
 
diff --git a/hosts/defiant/libvirt.nix b/hosts/defiant/libvirt.nix
index e4e3474..3d6ee80 100644
--- a/hosts/defiant/libvirt.nix
+++ b/hosts/defiant/libvirt.nix
@@ -11,7 +11,7 @@
   fileSystems."/var/lib/libvirt/images" = {
     device = "/tank/iso";
     options = [ "bind" ];
-    fsType = "auto";
+    fsType = "none";
   };
 
   # On a gui-enabled machine, connect with: