diff --git a/frontend/src/app/GN2CommonModule/form/dynamic-form/dynamic-form.component.html b/frontend/src/app/GN2CommonModule/form/dynamic-form/dynamic-form.component.html
index d91ad8f687..b1ec8b2462 100644
--- a/frontend/src/app/GN2CommonModule/form/dynamic-form/dynamic-form.component.html
+++ b/frontend/src/app/GN2CommonModule/form/dynamic-form/dynamic-form.component.html
@@ -286,16 +286,13 @@
       [idMenu]="formDefComp['id_menu']"
       [idList]="formDefComp['id_list']"
       [codeList]="formDefComp['code_list']"
+      [multiSelect]="formDefComp['multi_select']"
     >
     </pnx-observers>
 
     <pnx-observers-text
       *ngSwitchCase="'observers-text'"
       [label]="formDefComp['attribut_label']"
-      [multiSelect]="formDef.multi_select"
-      [clearable]="formDef.clearable"
-      [displayAll]="formDef.display_all"
-      [searchBar]="formDef.search_bar"
       [parentFormControl]="form.get(formDefComp['attribut_name'])"
     >
     </pnx-observers-text>
diff --git a/frontend/src/app/GN2CommonModule/form/observers/observers.component.ts b/frontend/src/app/GN2CommonModule/form/observers/observers.component.ts
index d2151901c2..ab07ca8a3e 100644
--- a/frontend/src/app/GN2CommonModule/form/observers/observers.component.ts
+++ b/frontend/src/app/GN2CommonModule/form/observers/observers.component.ts
@@ -42,7 +42,7 @@ export class ObserversComponent extends GenericFormComponent {
 
   ngOnInit() {
     this.bindValue = this.bindAllItem ? null : this.bindValue;
-    this.multiSelect = this.multiSelect || true;
+    this.multiSelect = this.multiSelect == undefined ? true : this.multiSelect;
     // uniformise as IdList the id of list
     // retrocompat: keep idMenu
     if (this.idList) {