diff --git a/nixos/modules/tasks/filesystems/bcachefs.nix b/nixos/modules/tasks/filesystems/bcachefs.nix
index d9c93ebadadc..695db26c6d02 100644
--- a/nixos/modules/tasks/filesystems/bcachefs.nix
+++ b/nixos/modules/tasks/filesystems/bcachefs.nix
@@ -111,7 +111,7 @@ let
       deviceUnit = mkDeviceUnit device;
       mountUnit = mkMountUnit (prefix + fs.mountPoint);
       extractProperty =
-        prop: options: (map (lib.removePrefix "${prop}=") (builtins.filter (lib.hasPrefix prop) options));
+        prop: options: (map (lib.removePrefix prop) (builtins.filter (lib.hasPrefix prop) options));
       normalizeUnits =
         unit:
         if lib.hasPrefix "/dev/" unit then
@@ -120,8 +120,10 @@ let
           mkMountUnit unit
         else
           unit;
-      requiredUnits = map normalizeUnits (extractProperty "x-systemd.requires" fs.options);
-      wantedUnits = map normalizeUnits (extractProperty "x-systemd.wants" fs.options);
+      requiredUnits = map normalizeUnits (extractProperty "x-systemd.requires=" fs.options);
+      wantedUnits = map normalizeUnits (extractProperty "x-systemd.wants=" fs.options);
+      requiredMounts = extractProperty "x-systemd.requires-mounts-for=" fs.options;
+      wantedMounts = extractProperty "x-systemd.wants-mounts-for=" fs.options;
     in
     {
       name = "unlock-bcachefs-${utils.escapeSystemdPath fs.mountPoint}";
@@ -136,6 +138,10 @@ let
         bindsTo = [ deviceUnit ];
         requires = requiredUnits;
         wants = wantedUnits;
+        unitConfig = {
+          RequiresMountsFor = requiredMounts;
+          WantsMountsFor = wantedMounts;
+        };
         conflicts = [ "shutdown.target" ];
         unitConfig.DefaultDependencies = false;
         serviceConfig = {