diff --git a/htdocs/install/mysql/migration/18.0.0-19.0.0.sql b/htdocs/install/mysql/migration/18.0.0-19.0.0.sql
index 679b27f84d0..05ac4a3c4f0 100644
--- a/htdocs/install/mysql/migration/18.0.0-19.0.0.sql
+++ b/htdocs/install/mysql/migration/18.0.0-19.0.0.sql
@@ -87,6 +87,8 @@ ALTER TABLE llx_adherent DROP COLUMN whatsapp;
 
 ALTER TABLE llx_societe DROP COLUMN skype;
 
+ALTER TABLE llx_user ADD COLUMN email_oauth2 varchar(255);
+
 ALTER TABLE llx_prelevement_demande ADD INDEX idx_prelevement_demande_ext_payment_id (ext_payment_id);
 
 ALTER TABLE llx_actioncomm ADD COLUMN fk_bookcal_availability integer DEFAULT NULL;
diff --git a/htdocs/install/mysql/tables/llx_user.sql b/htdocs/install/mysql/tables/llx_user.sql
index 601f233e6ad..70dea5d7628 100644
--- a/htdocs/install/mysql/tables/llx_user.sql
+++ b/htdocs/install/mysql/tables/llx_user.sql
@@ -58,6 +58,7 @@ create table llx_user
   personal_mobile     varchar(20),
   email               varchar(255),
   personal_email      varchar(255),
+  email_oauth2        varchar(255),							  -- an email to validate OAuth2 authentication when email differs from the OAuth2 email 
   signature           text DEFAULT NULL,
 
   socialnetworks      text DEFAULT NULL,                      -- json with socialnetworks