diff --git a/nixos/modules/services/monitoring/kthxbye.nix b/nixos/modules/services/monitoring/kthxbye.nix
index 81f47fba6679..a4ea97f0fa75 100644
--- a/nixos/modules/services/monitoring/kthxbye.nix
+++ b/nixos/modules/services/monitoring/kthxbye.nix
@@ -1,33 +1,31 @@
 { config, pkgs, lib, ... }:
-with lib;
-
 let
   cfg = config.services.kthxbye;
 in
 
 {
   options.services.kthxbye = {
-    enable = mkEnableOption "kthxbye alert acknowledgement management daemon";
+    enable = lib.mkEnableOption "kthxbye alert acknowledgement management daemon";
 
-    package = mkPackageOption pkgs "kthxbye" { };
+    package = lib.mkPackageOption pkgs "kthxbye" { };
 
-    openFirewall = mkOption {
-      type = types.bool;
+    openFirewall = lib.mkOption {
+      type = lib.types.bool;
       default = false;
       description = ''
         Whether to open ports in the firewall needed for the daemon to function.
       '';
     };
 
-    extraOptions = mkOption {
-      type = with types; listOf str;
+    extraOptions = lib.mkOption {
+      type = with lib.types; listOf str;
       default = [];
       description = ''
         Extra command line options.
 
         Documentation can be found [here](https://github.com/prymitive/kthxbye/blob/main/README.md).
       '';
-      example = literalExpression ''
+      example = lib.literalExpression ''
         [
           "-extend-with-prefix 'ACK!'"
         ];
@@ -35,16 +33,16 @@ in
     };
 
     alertmanager = {
-      timeout = mkOption {
-        type = types.str;
+      timeout = lib.mkOption {
+        type = lib.types.str;
         default = "1m0s";
         description = ''
           Alertmanager request timeout duration in the [time.Duration](https://pkg.go.dev/time#ParseDuration) format.
         '';
         example = "30s";
       };
-      uri = mkOption {
-        type = types.str;
+      uri = lib.mkOption {
+        type = lib.types.str;
         default = "http://localhost:9093";
         description = ''
           Alertmanager URI to use.
@@ -53,8 +51,8 @@ in
       };
     };
 
-    extendBy = mkOption {
-      type = types.str;
+    extendBy = lib.mkOption {
+      type = lib.types.str;
       default = "15m0s";
       description = ''
         Extend silences by adding DURATION seconds.
@@ -64,8 +62,8 @@ in
       example = "6h0m0s";
     };
 
-    extendIfExpiringIn = mkOption {
-      type = types.str;
+    extendIfExpiringIn = lib.mkOption {
+      type = lib.types.str;
       default = "5m0s";
       description = ''
         Extend silences that are about to expire in the next DURATION seconds.
@@ -75,8 +73,8 @@ in
       example = "1m0s";
     };
 
-    extendWithPrefix = mkOption {
-      type = types.str;
+    extendWithPrefix = lib.mkOption {
+      type = lib.types.str;
       default = "ACK!";
       description = ''
         Extend silences with comment starting with PREFIX string.
@@ -84,8 +82,8 @@ in
       example = "!perma-silence";
     };
 
-    interval = mkOption {
-      type = types.str;
+    interval = lib.mkOption {
+      type = lib.types.str;
       default = "45s";
       description = ''
         Silence check interval duration in the [time.Duration](https://pkg.go.dev/time#ParseDuration) format.
@@ -93,8 +91,8 @@ in
       example = "30s";
     };
 
-    listenAddress = mkOption {
-      type = types.str;
+    listenAddress = lib.mkOption {
+      type = lib.types.str;
       default = "0.0.0.0";
       description = ''
         The address to listen on for HTTP requests.
@@ -102,24 +100,24 @@ in
       example = "127.0.0.1";
     };
 
-    port = mkOption {
-      type = types.port;
+    port = lib.mkOption {
+      type = lib.types.port;
       default = 8080;
       description = ''
         The port to listen on for HTTP requests.
       '';
     };
 
-    logJSON = mkOption {
-      type = types.bool;
+    logJSON = lib.mkOption {
+      type = lib.types.bool;
       default = false;
       description = ''
         Format logged messages as JSON.
       '';
     };
 
-    maxDuration = mkOption {
-      type = with types; nullOr str;
+    maxDuration = lib.mkOption {
+      type = with lib.types; nullOr str;
       default = null;
       description = ''
         Maximum duration of a silence, it won't be extended anymore after reaching it.
@@ -130,7 +128,7 @@ in
     };
   };
 
-  config = mkIf cfg.enable {
+  config = lib.mkIf cfg.enable {
     systemd.services.kthxbye = {
       description = "kthxbye Alertmanager ack management daemon";
       wantedBy = [ "multi-user.target" ];
@@ -143,9 +141,9 @@ in
           -extend-with-prefix ${cfg.extendWithPrefix} \
           -interval ${cfg.interval} \
           -listen ${cfg.listenAddress}:${toString cfg.port} \
-          ${optionalString cfg.logJSON "-log-json"} \
-          ${optionalString (cfg.maxDuration != null) "-max-duration ${cfg.maxDuration}"} \
-          ${concatStringsSep " " cfg.extraOptions}
+          ${lib.optionalString cfg.logJSON "-log-json"} \
+          ${lib.optionalString (cfg.maxDuration != null) "-max-duration ${cfg.maxDuration}"} \
+          ${lib.concatStringsSep " " cfg.extraOptions}
       '';
       serviceConfig = {
         Type = "simple";
@@ -154,6 +152,6 @@ in
       };
     };
 
-    networking.firewall.allowedTCPPorts = mkIf cfg.openFirewall [ cfg.port ];
+    networking.firewall.allowedTCPPorts = lib.mkIf cfg.openFirewall [ cfg.port ];
   };
 }