diff --git a/tdrive/backend/node/src/core/platform/services/admin/controller/delete-user-controller.ts b/tdrive/backend/node/src/core/platform/services/admin/controller/delete-user-controller.ts
index d2bb7a2a..a70bb76a 100644
--- a/tdrive/backend/node/src/core/platform/services/admin/controller/delete-user-controller.ts
+++ b/tdrive/backend/node/src/core/platform/services/admin/controller/delete-user-controller.ts
@@ -17,16 +17,10 @@ export class AdminDeleteUserController {
   async deleteUser(
     userId: string,
     deleteData: boolean,
-    username?: string,
   ): Promise<{ status: "failed" | "deleting" | "done"; userId?: string }> {
     try {
-      let pk: UserPrimaryKey = { id: userId };
-      if (username) {
-        pk = { username_canonical: username };
-      }
-
       const data = await gr.services.users.anonymizeAndDelete(
-        pk,
+        { id: userId },
         {
           user: { server_request: true },
         } as unknown as ExecutionContext,
@@ -68,8 +62,8 @@ export class AdminDeleteUserController {
     return users.map(({ id, delete_process_started_epoch }) => [id, delete_process_started_epoch]);
   }
 
-  async getUserIdByUsername(username: string) {
-    const user = await gr.services.users.get({ username_canonical: username });
+  async getUserIdByEmail(email: string) {
+    const user = await gr.services.users.get({ email_canonical: email });
 
     return user?.id;
   }
diff --git a/tdrive/backend/node/src/core/platform/services/admin/web/delete-user-routes.ts b/tdrive/backend/node/src/core/platform/services/admin/web/delete-user-routes.ts
index f70fb232..956bf8c1 100644
--- a/tdrive/backend/node/src/core/platform/services/admin/web/delete-user-routes.ts
+++ b/tdrive/backend/node/src/core/platform/services/admin/web/delete-user-routes.ts
@@ -14,22 +14,21 @@ function authenticateAdminQuery(request: FastifyRequest, reply: FastifyReply) {
   return true;
 }
 
-type TUserDeleteQueryBody = TQueryBody & { userId: string; deleteData: boolean; username?: string };
+type TUserDeleteQueryBody = TQueryBody & { userId: string; deleteData: boolean };
 function getUserIfValidQuery(request: FastifyRequest, reply: FastifyReply) {
   if (!authenticateAdminQuery(request, reply)) return { userId: "", deleteData: false };
   const body = request.body as TUserDeleteQueryBody;
-  if (!body.userId?.length && !body.username) {
+  if (!body.userId?.length) {
     reply.status(400).send();
-    return { userId: "", username: "", deleteData: false };
+    return { userId: "", deleteData: false };
   }
   return {
     userId: body.userId || "",
-    username: body.username,
     deleteData: body.deleteData,
   };
 }
 
-type TUserGetIdByUsernameBody = TQueryBody & { username: string };
+type TUserGetIdByEmailBody = TQueryBody & { email: string };
 
 const routes: FastifyPluginCallback = async (fastify: FastifyInstance, _opts, next) => {
   const urlRoot = "/api/user/delete";
@@ -37,13 +36,13 @@ const routes: FastifyPluginCallback = async (fastify: FastifyInstance, _opts, ne
   const controller = new AdminDeleteUserController();
   if (config?.endpointSecret?.length) {
     fastify.post(urlRoot, async (request, reply) => {
-      const { userId, deleteData, username } = getUserIfValidQuery(request, reply);
-      if (!userId && !username) return false;
+      const { userId, deleteData } = getUserIfValidQuery(request, reply);
+      if (!userId) return false;
       if (userId == "e2e_simulate_timeout")
         return new Promise(() => {
           return;
         });
-      return await controller.deleteUser(userId, deleteData, username);
+      return await controller.deleteUser(userId, deleteData);
     });
 
     fastify.post(`${urlRoot}/pending`, async (request, reply) => {
@@ -54,8 +53,8 @@ const routes: FastifyPluginCallback = async (fastify: FastifyInstance, _opts, ne
     fastify.post("/api/user-id", async (request, reply) => {
       if (!authenticateAdminQuery(request, reply)) return false;
 
-      const { username } = request.body as TUserGetIdByUsernameBody;
-      const userId = await controller.getUserIdByUsername(username);
+      const { email } = request.body as TUserGetIdByEmailBody;
+      const userId = await controller.getUserIdByEmail(email);
 
       if (!userId) {
         return reply.status(404).send({ message: "User not found" });
diff --git a/tdrive/backend/node/src/services/user/entities/user.ts b/tdrive/backend/node/src/services/user/entities/user.ts
index d928ef95..73081359 100644
--- a/tdrive/backend/node/src/services/user/entities/user.ts
+++ b/tdrive/backend/node/src/services/user/entities/user.ts
@@ -151,7 +151,7 @@ export type UserNotificationPreferences = {
 
 export type UserPrimaryKey = {
   id?: uuid;
-  username_canonical?: string;
+  email_canonical?: string;
 };
 
 export function getInstance(user: Partial<User>): User {