diff --git a/v4_ci4/app/Config/Database.php b/v4_ci4/app/Config/Database.php
index af253ee5..697b100a 100644
--- a/v4_ci4/app/Config/Database.php
+++ b/v4_ci4/app/Config/Database.php
@@ -8,7 +8,8 @@ class Database extends Config
 {
     public string $filesPath = APPPATH . 'Database' . DIRECTORY_SEPARATOR;
 
-    public string $defaultGroup = 'default';
+    // Sur ms1crmdev : utiliser defaultdev (sinon CI4 lit ms1crm_prod → Radar « tables absentes »).
+    public string $defaultGroup = 'defaultdev';
 
     public array $defaultdev = [
         'DSN'      => '',