diff --git a/core/modules/digiriskdolibarr/digiriskdolibarrdocuments/accidentinvestigationdocument/mod_accidentinvestigationdocument_standard.php b/core/modules/digiriskdolibarr/digiriskdolibarrdocuments/accidentinvestigationdocument/mod_accidentinvestigationdocument_standard.php
index e9cd377bf..c49aa4550 100644
--- a/core/modules/digiriskdolibarr/digiriskdolibarrdocuments/accidentinvestigationdocument/mod_accidentinvestigationdocument_standard.php
+++ b/core/modules/digiriskdolibarr/digiriskdolibarrdocuments/accidentinvestigationdocument/mod_accidentinvestigationdocument_standard.php
@@ -17,7 +17,7 @@
  */
 
 /**
- *  \file    core/modules/digiriskdolibarr/address/mod_accident_investigation_document_standard.php
+ *  \file    core/modules/digiriskdolibarr/address/mod_accidentinvestigationdocument_standard.php
  *  \ingroup digiriskdolibarr
  *  \brief   File of class to manage accident investigation document numbering rules standard.
  */
@@ -28,7 +28,7 @@
 /**
  *	Class to manage accident investigation document numbering rules standard.
  */
-class mod_accident_investigation_document_standard extends ModeleNumRefSaturne
+class mod_accidentinvestigationdocument_standard extends ModeleNumRefSaturne
 {
 	/**
 	 * @var string Numbering module ref prefix.
diff --git a/core/modules/modDigiriskDolibarr.class.php b/core/modules/modDigiriskDolibarr.class.php
index dc1cd2461..3e4041b1e 100644
--- a/core/modules/modDigiriskDolibarr.class.php
+++ b/core/modules/modDigiriskDolibarr.class.php
@@ -849,7 +849,7 @@ public function __construct($db)
             $i++ => ['DIGIRISKDOLIBARR_MAIN_AGENDA_ACTIONAUTO_ACCIDENTINVESTIGATION_SENTBYMAIL', 'integer', 1, '', 0, 'current'],
 
 			// CONST ACCIDENT INVESTIGATION DOCUMENT
-			$i++ => ['DIGIRISKDOLIBARR_ACCIDENTINVESTIGATIONDOCUMENT_ADDON', 'chaine', 'mod_accident_investigation_document_standard', '', 0, 'current'],
+			$i++ => ['DIGIRISKDOLIBARR_ACCIDENTINVESTIGATIONDOCUMENT_ADDON', 'chaine', 'mod_accidentinvestigationdocument_standard', '', 0, 'current'],
 			$i++ => ['DIGIRISKDOLIBARR_ACCIDENTINVESTIGATIONDOCUMENT_ADDON_ODT_PATH','chaine', 'DOL_DOCUMENT_ROOT/custom/digiriskdolibarr/documents/doctemplates/accidentinvestigationdocument/', '', 0, 'current'],
 			$i++ => ['DIGIRISKDOLIBARR_ACCIDENTINVESTIGATIONDOCUMENT_CUSTOM_ADDON_ODT_PATH', 'chaine', 'DOL_DATA_ROOT' . (($conf->entity == 1 ) ? '/' : '/' . $conf->entity . '/') . 'ecm/digiriskdolibarr/accidentinvestigationdocument/', '', 0, 'current'],
             $i++ => ['DIGIRISKDOLIBARR_ACCIDENTINVESTIGATIONDOCUMENT_DEFAULT_MODEL', 'chaine', 'template_accidentinvestigationdocument_odt', '', 0, 'current'],
@@ -2182,6 +2182,19 @@ public function init($options = '')
             dolibarr_set_const($this->db, 'DIGIRISKDOLIBARR_CUSTOM_NUM_REF_SET', 1, 'integer', 0, '', $conf->entity);
         }
 
+        $documentsPath = DOL_DATA_ROOT . ($conf->entity > 1 ? '/' . $conf->entity : '');
+        $mediaPath     =  $documentsPath . '/digiriskdolibarr';
+        $ecmPath       =  $documentsPath . '/ecm/digiriskdolibarr';
+
+        if (is_dir($mediaPath . '/accident_investigation')) {
+            chmod($mediaPath . '/accident_investigation', 0755);
+            rename($mediaPath . '/accident_investigation', $mediaPath . '/accidentinvestigation');
+        }
+        if (is_dir($ecmPath . '/accident_investigationdocument')) {
+            chmod($ecmPath . '/accident_investigationdocument', 0755);
+            rename($ecmPath . '/accident_investigationdocument', $ecmPath . '/accidentinvestigationdocument');
+        }
+
 		return $this->_init($sql, $options);
 	}