diff --git a/package-lock.json b/package-lock.json
index 1e06f8a..54d6718 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@mobicoop/auth",
-  "version": "0.6.2",
+  "version": "0.6.3",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@mobicoop/auth",
-      "version": "0.6.2",
+      "version": "0.6.3",
       "license": "AGPL",
       "dependencies": {
         "@golevelup/nestjs-rabbitmq": "^4.0.0",
diff --git a/package.json b/package.json
index 49e7865..eb0421e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@mobicoop/auth",
-  "version": "0.6.2",
+  "version": "0.6.3",
   "description": "Mobicoop V3 Auth Service",
   "author": "sbriat",
   "private": true,
diff --git a/src/modules/authentication/core/domain/username.entity.ts b/src/modules/authentication/core/domain/username.entity.ts
index e9cd325..287c351 100644
--- a/src/modules/authentication/core/domain/username.entity.ts
+++ b/src/modules/authentication/core/domain/username.entity.ts
@@ -41,7 +41,7 @@ export class UsernameEntity extends AggregateRoot<UsernameProps> {
   delete(): void {
     this.addEvent(
       new UsernameDeletedDomainEvent({
-        aggregateId: this.id,
+        aggregateId: this.props.name,
       }),
     );
   }
diff --git a/src/modules/authentication/interface/grpc-controllers/authentication.proto b/src/modules/authentication/interface/grpc-controllers/authentication.proto
index 519eb56..645be84 100644
--- a/src/modules/authentication/interface/grpc-controllers/authentication.proto
+++ b/src/modules/authentication/interface/grpc-controllers/authentication.proto
@@ -8,7 +8,7 @@ service AuthenticationService {
   rpc AddUsername(UsernameWithId) returns (Id);
   rpc UpdatePassword(Password) returns (Id);
   rpc UpdateUsername(UsernameWithId) returns (Id);
-  rpc DeleteUsername(Name) returns (Id);
+  rpc DeleteUsername(Name) returns (Empty);
   rpc Delete(UserId) returns (Empty);
 }