diff --git a/src/mediarithmics/api/reference/UserIdentifierInterface.ts b/src/mediarithmics/api/reference/UserIdentifierInterface.ts
index 21983012..58fd9b96 100644
--- a/src/mediarithmics/api/reference/UserIdentifierInterface.ts
+++ b/src/mediarithmics/api/reference/UserIdentifierInterface.ts
@@ -28,7 +28,7 @@ export interface UserEmailIdentifierInfo extends UserIdentifierInfo {
 export interface UserAccountIdentifierInfo extends UserIdentifierInfo {
   user_account_id: string;
   creation_ts: TimeStamp;
-  compartment_id?: number; //To Be changed to `string` when the back will be updated
+  compartment_id?: string;
 }
 
 export interface UserAgentIdentifierInfo extends UserIdentifierInfo {
@@ -51,4 +51,4 @@ export interface UserAgentIdentifierProviderResource {
   creation_ts?: TimeStamp;
   last_activity_ts?: TimeStamp;
   expiration_ts?: TimeStamp;
-}
\ No newline at end of file
+}