diff --git a/htdocs/telephonie/sql/llx_telephonie_adsl_fournisseur.key.sql b/htdocs/telephonie/sql/llx_telephonie_adsl_fournisseur.key.sql
index 0a8e8d8d331..230ea98220a 100644
--- a/htdocs/telephonie/sql/llx_telephonie_adsl_fournisseur.key.sql
+++ b/htdocs/telephonie/sql/llx_telephonie_adsl_fournisseur.key.sql
@@ -26,5 +26,5 @@
 ALTER TABLE llx_telephonie_adsl_fournisseur ADD INDEX (fk_soc);
 --
 --
-ALTER TABLE llx_telephonie_adsl_fournisseur ADD FOREIGN KEY (fk_soc) REFERENCES llx_societe (rowid);
+ALTER TABLE llx_telephonie_adsl_fournisseur ADD CONSTRAINT fk_telephonie_adsl_fournisseur_societe FOREIGN KEY (fk_soc) REFERENCES llx_societe (rowid);
 
diff --git a/htdocs/telephonie/sql/llx_telephonie_client_stats.key.sql b/htdocs/telephonie/sql/llx_telephonie_client_stats.key.sql
index de2ba21057a..dc76e441177 100644
--- a/htdocs/telephonie/sql/llx_telephonie_client_stats.key.sql
+++ b/htdocs/telephonie/sql/llx_telephonie_client_stats.key.sql
@@ -23,4 +23,4 @@
 --
 
 
-ALTER TABLE llx_telephonie_client_stats ADD FOREIGN KEY (fk_client_comm) REFERENCES llx_societe(rowid);
+ALTER TABLE llx_telephonie_client_stats ADD CONSTRAINT fk_telephonie_client_stats_societe FOREIGN KEY (fk_client_comm) REFERENCES llx_societe(rowid);
diff --git a/htdocs/telephonie/sql/llx_telephonie_contact_facture.key.sql b/htdocs/telephonie/sql/llx_telephonie_contact_facture.key.sql
index b2eea1647b7..e4795d7c9be 100644
--- a/htdocs/telephonie/sql/llx_telephonie_contact_facture.key.sql
+++ b/htdocs/telephonie/sql/llx_telephonie_contact_facture.key.sql
@@ -6,5 +6,5 @@
 ALTER TABLE llx_telephonie_contact_facture ADD INDEX (fk_contact);
 ALTER TABLE llx_telephonie_contact_facture ADD INDEX (fk_ligne);
 
-ALTER TABLE llx_telephonie_contact_facture ADD FOREIGN KEY (fk_contact) REFERENCES llx_socpeople (rowid);
-ALTER TABLE llx_telephonie_contact_facture ADD FOREIGN KEY (fk_ligne) REFERENCES llx_telephonie_societe_ligne (rowid);
+ALTER TABLE llx_telephonie_contact_facture ADD CONSTRAINT fk_telephonie_contact_facture_contact FOREIGN KEY (fk_contact) REFERENCES llx_socpeople (rowid);
+ALTER TABLE llx_telephonie_contact_facture ADD CONSTRAINT fk_telephonie_contact_facture_ligne FOREIGN KEY (fk_ligne) REFERENCES llx_telephonie_societe_ligne (rowid);
diff --git a/htdocs/telephonie/sql/llx_telephonie_societe_ligne.key.sql b/htdocs/telephonie/sql/llx_telephonie_societe_ligne.key.sql
index 08238d2a8ed..ec06fcf1001 100644
--- a/htdocs/telephonie/sql/llx_telephonie_societe_ligne.key.sql
+++ b/htdocs/telephonie/sql/llx_telephonie_societe_ligne.key.sql
@@ -37,13 +37,11 @@ ALTER TABLE llx_telephonie_societe_ligne ADD INDEX (fk_user_commande);
 ALTER TABLE llx_telephonie_societe_ligne ADD INDEX (fk_commercial);
 ALTER TABLE llx_telephonie_societe_ligne ADD INDEX (fk_concurrent);
 
-ALTER TABLE llx_telephonie_societe_ligne ADD FOREIGN KEY (fk_fournisseur)   REFERENCES llx_telephonie_fournisseur (rowid);
-ALTER TABLE llx_telephonie_societe_ligne ADD FOREIGN KEY (fk_client_comm)   REFERENCES llx_societe(rowid);
-ALTER TABLE llx_telephonie_societe_ligne ADD FOREIGN KEY (fk_soc)           REFERENCES llx_societe(rowid);
-ALTER TABLE llx_telephonie_societe_ligne ADD FOREIGN KEY (fk_soc_facture)   REFERENCES llx_societe(rowid);
-ALTER TABLE llx_telephonie_societe_ligne ADD FOREIGN KEY (fk_user_creat)    REFERENCES llx_user(rowid);
-ALTER TABLE llx_telephonie_societe_ligne ADD FOREIGN KEY (fk_user_commande) REFERENCES llx_user(rowid);
-ALTER TABLE llx_telephonie_societe_ligne ADD FOREIGN KEY (fk_commercial) REFERENCES llx_user(rowid);
-ALTER TABLE llx_telephonie_societe_ligne ADD FOREIGN KEY (fk_concurrent)   REFERENCES llx_telephonie_concurrents (rowid);
-
-
+ALTER TABLE llx_telephonie_societe_ligne ADD CONSTRAINT llx_telephonie_societe_ligne_fournisseur FOREIGN KEY (fk_fournisseur) REFERENCES llx_telephonie_fournisseur (rowid);
+ALTER TABLE llx_telephonie_societe_ligne ADD CONSTRAINT llx_telephonie_societe_ligne_client_comm FOREIGN KEY (fk_client_comm) REFERENCES llx_societe(rowid);
+ALTER TABLE llx_telephonie_societe_ligne ADD CONSTRAINT llx_telephonie_societe_ligne_soc         FOREIGN KEY (fk_soc)         REFERENCES llx_societe(rowid);
+ALTER TABLE llx_telephonie_societe_ligne ADD CONSTRAINT llx_telephonie_societe_ligne_soc_facture FOREIGN KEY (fk_soc_facture) REFERENCES llx_societe(rowid);
+ALTER TABLE llx_telephonie_societe_ligne ADD CONSTRAINT llx_telephonie_societe_ligne_user_creat  FOREIGN KEY (fk_user_creat)  REFERENCES llx_user(rowid);
+ALTER TABLE llx_telephonie_societe_ligne ADD CONSTRAINT llx_telephonie_societe_ligne_user_commande FOREIGN KEY (fk_user_commande) REFERENCES llx_user(rowid);
+ALTER TABLE llx_telephonie_societe_ligne ADD CONSTRAINT llx_telephonie_societe_ligne_commercial  FOREIGN KEY (fk_commercial)  REFERENCES llx_user(rowid);
+ALTER TABLE llx_telephonie_societe_ligne ADD CONSTRAINT llx_telephonie_societe_ligne_concurrent  FOREIGN KEY (fk_concurrent)  REFERENCES llx_telephonie_concurrents (rowid);
diff --git a/htdocs/telephonie/sql/llx_telephonie_tarif_client.key.sql b/htdocs/telephonie/sql/llx_telephonie_tarif_client.key.sql
index 9d2e1479915..237cc78cd5a 100644
--- a/htdocs/telephonie/sql/llx_telephonie_tarif_client.key.sql
+++ b/htdocs/telephonie/sql/llx_telephonie_tarif_client.key.sql
@@ -26,6 +26,6 @@ ALTER TABLE llx_telephonie_tarif_client ADD INDEX (fk_tarif);
 ALTER TABLE llx_telephonie_tarif_client ADD INDEX (fk_client);
 ALTER TABLE llx_telephonie_tarif_client ADD INDEX (fk_user);
 
-ALTER TABLE llx_telephonie_tarif_client ADD FOREIGN KEY (fk_tarif) REFERENCES llx_telephonie_tarif (rowid);
-ALTER TABLE llx_telephonie_tarif_client ADD FOREIGN KEY (fk_client) REFERENCES llx_societe (rowid);
-ALTER TABLE llx_telephonie_tarif_client ADD FOREIGN KEY (fk_user) REFERENCES llx_user (rowid);
+ALTER TABLE llx_telephonie_tarif_client ADD CONSTRAINT llx_telephonie_tarif_client_tarif  FOREIGN KEY (fk_tarif)  REFERENCES llx_telephonie_tarif (rowid);
+ALTER TABLE llx_telephonie_tarif_client ADD CONSTRAINT llx_telephonie_tarif_client_client FOREIGN KEY (fk_client) REFERENCES llx_societe (rowid);
+ALTER TABLE llx_telephonie_tarif_client ADD CONSTRAINT llx_telephonie_tarif_client_user   FOREIGN KEY (fk_user)   REFERENCES llx_user (rowid);
diff --git a/mysql/migration/2.1.0-2.2.0.sql b/mysql/migration/2.1.0-2.2.0.sql
index fd04c72262b..e4361976d78 100644
--- a/mysql/migration/2.1.0-2.2.0.sql
+++ b/mysql/migration/2.1.0-2.2.0.sql
@@ -736,13 +736,14 @@ ALTER TABLE `llx_osc_product` ADD UNIQUE KEY `fk_product` (`fk_product`);
 
 -- V4 ALTER TABLE llx_osc_customer ADD CONSTRAINT fk_osc_customer_fk_soc FOREIGN KEY (fk_soc) REFERENCES llx_societe (rowid);
 
--- V4 ALTER TABLE llx_telephonie_adsl_fournisseur ADD FOREIGN KEY (fk_soc) REFERENCES llx_societe (rowid);
--- V4 ALTER TABLE llx_telephonie_client_stats ADD FOREIGN KEY (fk_client_comm) REFERENCES llx_societe(rowid);
--- V4 ALTER TABLE llx_telephonie_contact_facture ADD FOREIGN KEY (fk_contact) REFERENCES llx_socpeople (rowid);
--- V4 ALTER TABLE llx_telephonie_societe_ligne ADD FOREIGN KEY (fk_client_comm) REFERENCES llx_societe(rowid);
--- V4 ALTER TABLE llx_telephonie_societe_ligne ADD FOREIGN KEY (fk_soc) REFERENCES llx_societe(rowid);
--- V4 ALTER TABLE llx_telephonie_societe_ligne ADD FOREIGN KEY (fk_soc_facture) REFERENCES llx_societe(rowid);
--- V4 ALTER TABLE llx_telephonie_tarif_client ADD FOREIGN KEY (fk_client) REFERENCES llx_societe (rowid);
+-- V4 ALTER TABLE llx_telephonie_adsl_fournisseur ADD CONSTRAINT fk_telephonie_adsl_fournisseur_societe FOREIGN KEY (fk_soc) REFERENCES llx_societe (rowid);
+-- V4 ALTER TABLE llx_telephonie_client_stats ADD CONSTRAINT fk_telephonie_client_stats_societe FOREIGN KEY (fk_client_comm) REFERENCES llx_societe(rowid);
+-- V4 ALTER TABLE llx_telephonie_contact_facture ADD CONSTRAINT fk_telephonie_contact_facture_contact FOREIGN KEY (fk_contact) REFERENCES llx_socpeople (rowid);
+-- V4 ALTER TABLE llx_telephonie_contact_facture ADD CONSTRAINT fk_telephonie_contact_facture_ligne FOREIGN KEY (fk_ligne) REFERENCES llx_telephonie_societe_ligne (rowid);
+-- V4 ALTER TABLE llx_telephonie_societe_ligne ADD CONSTRAINT llx_telephonie_societe_ligne_client_comm FOREIGN KEY (fk_client_comm) REFERENCES llx_societe(rowid);
+-- V4 ALTER TABLE llx_telephonie_societe_ligne ADD CONSTRAINT llx_telephonie_societe_ligne_soc         FOREIGN KEY (fk_soc)         REFERENCES llx_societe(rowid);
+-- V4 ALTER TABLE llx_telephonie_societe_ligne ADD CONSTRAINT llx_telephonie_societe_ligne_soc_facture FOREIGN KEY (fk_soc_facture) REFERENCES llx_societe(rowid);
+-- V4 ALTER TABLE llx_telephonie_tarif_client ADD CONSTRAINT llx_telephonie_tarif_client_client FOREIGN KEY (fk_client) REFERENCES llx_societe (rowid);
 -- fin du changement idp en rowid
 
 insert into llx_c_type_contact(rowid, element, source, code, libelle, active ) values (120, 'fichinter','internal', 'INTERREPFOLL',  'Responsable suivi de l\'intervention', 1);