diff --git a/backend/src/ee/services/pki-acme/pki-acme-errors.ts b/backend/src/ee/services/pki-acme/pki-acme-errors.ts
index ed075d63b..5872addae 100644
--- a/backend/src/ee/services/pki-acme/pki-acme-errors.ts
+++ b/backend/src/ee/services/pki-acme/pki-acme-errors.ts
@@ -3,6 +3,8 @@
  * https://datatracker.ietf.org/doc/html/rfc8555#section-6.7
  */
 
+/* eslint-disable max-classes-per-file */
+
 // RFC 8555 Section 6.7 - Error Types
 export enum AcmeErrorType {
   AccountDoesNotExist = "accountDoesNotExist",
diff --git a/backend/src/ee/services/pki-acme/pki-acme-order-dal.ts b/backend/src/ee/services/pki-acme/pki-acme-order-dal.ts
index ca02b09bb..bb3671daa 100644
--- a/backend/src/ee/services/pki-acme/pki-acme-order-dal.ts
+++ b/backend/src/ee/services/pki-acme/pki-acme-order-dal.ts
@@ -1,7 +1,7 @@
 import { Knex } from "knex";
 
 import { TDbClient } from "@app/db";
-import { TableName, TPkiAcmeAuths, TPkiAcmeOrderAuths } from "@app/db/schemas";
+import { TableName } from "@app/db/schemas";
 import { DatabaseError } from "@app/lib/errors";
 import { ormify, selectAllTableCols, sqlNestRelationships } from "@app/lib/knex";
 
diff --git a/backend/src/ee/services/pki-acme/pki-acme-types.ts b/backend/src/ee/services/pki-acme/pki-acme-types.ts
index e9154fb5d..3132c9812 100644
--- a/backend/src/ee/services/pki-acme/pki-acme-types.ts
+++ b/backend/src/ee/services/pki-acme/pki-acme-types.ts
@@ -1,6 +1,5 @@
 import { z } from "zod";
 
-import { TPkiAcmeChallenges } from "@app/db/schemas";
 import { JWSHeaderParameters } from "jose";
 import {
   AcmeOrderResourceSchema,
@@ -51,7 +50,7 @@ export type TAcmeResponse<TPayload> = {
 
 export type TPkiAcmeServiceFactory = {
   validateJwsPayload: <
-    TSchema extends z.ZodSchema<any> | undefined = undefined,
+    TSchema extends z.ZodSchema<unknown> | undefined = undefined,
     T = TSchema extends z.ZodSchema<infer R> ? R : string
   >({
     url,
@@ -72,7 +71,7 @@ export type TPkiAcmeServiceFactory = {
     rawJwsPayload: TRawJwsPayload;
   }) => Promise<TJwsPayload<TCreateAcmeAccountPayload>>;
   validateExistingAccountJwsPayload: <
-    TSchema extends z.ZodSchema<any> | undefined = undefined,
+    TSchema extends z.ZodSchema<unknown> | undefined = undefined,
     T = TSchema extends z.ZodSchema<infer R> ? R : string
   >({
     url,