3 files changed, 7 insertions, 7 deletions
diff --git a/nixos/modules/tasks/encrypted-devices.nix b/nixos/modules/tasks/encrypted-devices.nix
index 0370e36fbec2..8b5dd22fd380 100644
--- a/nixos/modules/tasks/encrypted-devices.nix
+++ b/nixos/modules/tasks/encrypted-devices.nix
@@ -22,21 +22,21 @@ let
       blkDev = mkOption {
         default = null;
         example = "/dev/sda1";
-        type = types.uniq (types.nullOr types.string);
+        type = types.nullOr types.str;
         description = "Location of the backing encrypted device.";
       };
 
       label = mkOption {
         default = null;
         example = "rootfs";
-        type = types.uniq (types.nullOr types.string);
+        type = types.nullOr types.str;
         description = "Label of the backing encrypted device.";
       };
 
       keyFile = mkOption {
         default = null;
         example = "/root/.swapkey";
-        type = types.uniq (types.nullOr types.string);
+        type = types.nullOr types.str;
         description = "File system location of keyfile.";
       };
     };
diff --git a/nixos/modules/tasks/filesystems.nix b/nixos/modules/tasks/filesystems.nix
index ce21d9fe7621..ce9e3555b6cd 100644
--- a/nixos/modules/tasks/filesystems.nix
+++ b/nixos/modules/tasks/filesystems.nix
@@ -22,14 +22,14 @@ let
       device = mkOption {
         default = null;
         example = "/dev/sda";
-        type = types.uniq (types.nullOr types.string);
+        type = types.nullOr types.str;
         description = "Location of the device.";
       };
 
       label = mkOption {
         default = null;
         example = "root-partition";
-        type = types.uniq (types.nullOr types.string);
+        type = types.nullOr types.str;
         description = "Label of the device (if any).";
       };
 
diff --git a/nixos/modules/tasks/network-interfaces.nix b/nixos/modules/tasks/network-interfaces.nix
index a967fc77e686..9931c977e8f0 100644
--- a/nixos/modules/tasks/network-interfaces.nix
+++ b/nixos/modules/tasks/network-interfaces.nix
@@ -499,7 +499,7 @@ in
 
         interface = mkOption {
           example = "enp4s0";
-          type = types.string;
+          type = types.str;
           description = "The interface the macvlan will transmit packets through.";
         };
 
@@ -605,7 +605,7 @@ in
 
         interface = mkOption {
           example = "enp4s0";
-          type = types.string;
+          type = types.str;
           description = "The interface the vlan will transmit packets through.";
         };