diff --git a/src/etapi/etapi_utils.ts b/src/etapi/etapi_utils.ts
index 989709b20..3ced5cc61 100644
--- a/src/etapi/etapi_utils.ts
+++ b/src/etapi/etapi_utils.ts
@@ -5,7 +5,7 @@ import becca from "../becca/becca.js";
 import etapiTokenService from "../services/etapi_tokens.js";
 import config from "../services/config.js";
 import { NextFunction, Request, RequestHandler, Response, Router } from 'express';
-import { AppRequest, AppRequestHandler } from '../routes/route-interface';
+import { AppRequest, AppRequestHandler } from '../routes/route-interface.js';
 import { ValidatorMap } from './etapi-interface.js';
 const GENERIC_CODE = "GENERIC";
 
diff --git a/src/etapi/notes.ts b/src/etapi/notes.ts
index 5552672fa..83b7c9002 100644
--- a/src/etapi/notes.ts
+++ b/src/etapi/notes.ts
@@ -10,7 +10,7 @@ import SearchContext from "../services/search/search_context.js";
 import zipExportService from "../services/export/zip.js";
 import zipImportService from "../services/import/zip.js";
 import { Router } from 'express';
-import { AppRequest } from '../routes/route-interface';
+import { AppRequest } from '../routes/route-interface.js';
 import { ParsedQs } from 'qs';
 import { NoteParams } from '../services/note-interface';
 import BNote from "../becca/entities/bnote.js";
diff --git a/src/routes/api/files.ts b/src/routes/api/files.ts
index 4adc28f42..e05765ddb 100644
--- a/src/routes/api/files.ts
+++ b/src/routes/api/files.ts
@@ -14,7 +14,7 @@ import ValidationError from "../../errors/validation_error.js";
 import { Request, Response } from 'express';
 import BNote from "../../becca/entities/bnote.js";
 import BAttachment from "../../becca/entities/battachment.js";
-import { AppRequest } from '../route-interface';
+import { AppRequest } from '../route-interface.js';
 
 function updateFile(req: AppRequest) {
     const note = becca.getNoteOrThrow(req.params.noteId);
diff --git a/src/routes/api/image.ts b/src/routes/api/image.ts
index 890b4a88a..14167de70 100644
--- a/src/routes/api/image.ts
+++ b/src/routes/api/image.ts
@@ -6,7 +6,7 @@ import fs from "fs";
 import { Request, Response } from 'express';
 import BNote from "../../becca/entities/bnote.js";
 import BRevision from "../../becca/entities/brevision.js";
-import { AppRequest } from '../route-interface';
+import { AppRequest } from '../route-interface.js';
 import { RESOURCE_DIR } from "../../services/resource_dir.js";
 
 function returnImageFromNote(req: Request, res: Response) {
diff --git a/src/routes/api/import.ts b/src/routes/api/import.ts
index 07bd2169e..1ea65d87b 100644
--- a/src/routes/api/import.ts
+++ b/src/routes/api/import.ts
@@ -13,7 +13,7 @@ import TaskContext from "../../services/task_context.js";
 import ValidationError from "../../errors/validation_error.js";
 import { Request } from 'express';
 import BNote from "../../becca/entities/bnote.js";
-import { AppRequest } from '../route-interface';
+import { AppRequest } from '../route-interface.js';
 
 async function importNotesToBranch(req: AppRequest) {
     const { parentNoteId } = req.params;
diff --git a/src/routes/api/login.ts b/src/routes/api/login.ts
index 0a3879380..f5b813d2b 100644
--- a/src/routes/api/login.ts
+++ b/src/routes/api/login.ts
@@ -13,7 +13,7 @@ import sql from "../../services/sql.js";
 import ws from "../../services/ws.js";
 import etapiTokenService from "../../services/etapi_tokens.js";
 import { Request } from 'express';
-import { AppRequest } from '../route-interface';
+import { AppRequest } from '../route-interface.js';
 
 function loginSync(req: AppRequest) {
     if (!sqlInit.schemaExists()) {
diff --git a/src/routes/api/sender.ts b/src/routes/api/sender.ts
index fd460a0d2..e19086f56 100644
--- a/src/routes/api/sender.ts
+++ b/src/routes/api/sender.ts
@@ -6,7 +6,7 @@ import noteService from "../../services/notes.js";
 import sanitize_attribute_name from "../../services/sanitize_attribute_name.js";
 import specialNotesService from "../../services/special_notes.js";
 import { Request } from 'express';
-import { AppRequest } from '../route-interface';
+import { AppRequest } from '../route-interface.js';
 
 function uploadImage(req: AppRequest) {
     const file = req.file;
diff --git a/src/routes/login.ts b/src/routes/login.ts
index 48e721f70..aae82e042 100644
--- a/src/routes/login.ts
+++ b/src/routes/login.ts
@@ -9,7 +9,7 @@ import assetPath from "../services/asset_path.js";
 import appPath from "../services/app_path.js";
 import ValidationError from "../errors/validation_error.js";
 import { Request, Response } from 'express';
-import { AppRequest } from './route-interface';
+import { AppRequest } from './route-interface.js';
 
 function loginPage(req: Request, res: Response) {
     res.render('login', {
diff --git a/src/routes/routes.ts b/src/routes/routes.ts
index 578df6cfe..5a3e181c5 100644
--- a/src/routes/routes.ts
+++ b/src/routes/routes.ts
@@ -70,7 +70,7 @@ import etapiNoteRoutes from "../etapi/notes.js";
 import etapiSpecialNoteRoutes from "../etapi/special_notes.js";
 import etapiSpecRoute from "../etapi/spec.js";
 import etapiBackupRoute from "../etapi/backup.js";
-import { AppRequest, AppRequestHandler } from './route-interface';
+import { AppRequest, AppRequestHandler } from './route-interface.js';
 
 const csrfMiddleware = csurf({
     cookie: {
diff --git a/src/services/auth.ts b/src/services/auth.ts
index 68864a860..f19976616 100644
--- a/src/services/auth.ts
+++ b/src/services/auth.ts
@@ -8,7 +8,7 @@ import passwordEncryptionService from "./encryption/password_encryption.js";
 import config from "./config.js";
 import passwordService from "./encryption/password.js";
 import type { NextFunction, Request, Response } from 'express';
-import { AppRequest } from '../routes/route-interface';
+import { AppRequest } from '../routes/route-interface.js';
 
 const noAuthentication = config.General && config.General.noAuthentication === true;