diff --git a/src/constants/messages.ts b/src/constants/messages.ts
index 1910837a..852671bf 100644
--- a/src/constants/messages.ts
+++ b/src/constants/messages.ts
@@ -124,6 +124,8 @@ export const FAILURE_MESSAGES = {
   CANNOT_CREATE_MEMBERSHIP_CAUSE_ITEM_LOGIN_SCHEMA_EXISTS:
     'CANNOT_CREATE_MEMBERSHIP_CAUSE_ITEM_LOGIN_SCHEMA_EXISTS',
   CANNOT_MODIFY_GUEST_ITEM_MEMBERSHIP: 'CANNOT_MODIFY_GUEST_ITEM_MEMBERSHIP',
+  CANNOT_ENROLL_ITEM_WITHOUT_ITEM_LOGIN_SCHEMA:
+    'CANNOT_ENROLL_ITEM_WITHOUT_ITEM_LOGIN_SCHEMA',
 };
 
 export const DEFAULT_FAILURE_MESSAGE = FAILURE_MESSAGES.UNEXPECTED_ERROR;
diff --git a/src/langs/en/messages.json b/src/langs/en/messages.json
index 3427c3b9..81fc5f0e 100644
--- a/src/langs/en/messages.json
+++ b/src/langs/en/messages.json
@@ -145,5 +145,6 @@
   "NOT_A_GUEST": "Your account is not registered as a valid pseudonimized user",
   "ACCOUNT_NOT_FOUND": "An account was not found",
   "CANNOT_CREATE_MEMBERSHIP_CAUSE_ITEM_LOGIN_SCHEMA_EXISTS": "You cannot request a membership because the targeted ressource allows pseudonimized users",
-  "CANNOT_MODIFY_GUEST_ITEM_MEMBERSHIP": "Cannot modify the permission of targeted account because it is a pseudonimized user"
+  "CANNOT_MODIFY_GUEST_ITEM_MEMBERSHIP": "Cannot modify the permission of targeted account because it is a pseudonymized user",
+  "CANNOT_ENROLL_ITEM_WITHOUT_ITEM_LOGIN_SCHEMA": "Cannot enroll in the targeted item because it doesn't allow pseudonymized users"
 }