diff --git a/htdocs/install/mysql/migration/6.0.0-7.0.0.sql b/htdocs/install/mysql/migration/6.0.0-7.0.0.sql
index 385d3830171..75ae31b9279 100644
--- a/htdocs/install/mysql/migration/6.0.0-7.0.0.sql
+++ b/htdocs/install/mysql/migration/6.0.0-7.0.0.sql
@@ -521,7 +521,7 @@ ALTER TABLE llx_actioncomm_reminder ADD UNIQUE INDEX uk_actioncomm_reminder_uniq
 -- May have error due to duplicate keys
 ALTER TABLE llx_resource ADD UNIQUE INDEX uk_resource_ref (ref, entity);
 
--- SPEC : use database type "double" to store monetary values
+-- SPEC : use database type 'double' to store monetary values
 ALTER TABLE llx_blockedlog MODIFY COLUMN amounts double(24,8);
 ALTER TABLE llx_chargessociales MODIFY COLUMN amount double(24,8);
 ALTER TABLE llx_commande MODIFY COLUMN amount_ht double(24,8);