diff --git a/projects/ngx-cream-lib/src/lib/autocomplete/autocomplete.component.spec.ts b/projects/ngx-cream-lib/src/lib/autocomplete/autocomplete.component.spec.ts
index c8df2b8..ff57505 100644
--- a/projects/ngx-cream-lib/src/lib/autocomplete/autocomplete.component.spec.ts
+++ b/projects/ngx-cream-lib/src/lib/autocomplete/autocomplete.component.spec.ts
@@ -8,9 +8,8 @@ describe('AutocompleteComponent', () => {
 
   beforeEach(async () => {
     await TestBed.configureTestingModule({
-      declarations: [ AutocompleteComponent ]
-    })
-    .compileComponents();
+      declarations: [AutocompleteComponent],
+    }).compileComponents();
 
     fixture = TestBed.createComponent(AutocompleteComponent);
     component = fixture.componentInstance;
diff --git a/projects/ngx-cream-lib/src/lib/autocomplete/autocomplete.component.ts b/projects/ngx-cream-lib/src/lib/autocomplete/autocomplete.component.ts
index c3f3965..5ed5378 100644
--- a/projects/ngx-cream-lib/src/lib/autocomplete/autocomplete.component.ts
+++ b/projects/ngx-cream-lib/src/lib/autocomplete/autocomplete.component.ts
@@ -12,7 +12,7 @@ export class AutocompleteComponent {
   @Input() acValue = '';
   @Input() filteredList: Array<string> = [];
   @Input() selectedValue = false;
-  @ViewChild('acInput') acInput!: ElementRef;
+  @ViewChild('acInput') acInput!: ElementRef<any>;
 
   open(): void {
     this.isOpen = !this.isOpen;
@@ -20,9 +20,12 @@ export class AutocompleteComponent {
   }
 
   close(): void {
-    setTimeout(() => {
+    if (this.selectedValue == false) {
+      // vérifier si acInput est vide pour que la scrollbar fonctionne
+      this.isOpen = true;
+    } else {
       this.isOpen = false;
-    }, 300);
+    }
   }
 
   escClose(event: KeyboardEvent): void {
@@ -31,6 +34,31 @@ export class AutocompleteComponent {
     }
   }
 
+  navigationKeyDown(val: string) {
+    if (this.isOpen == true && this.selectedValue == true) {
+      //déplace le focus visuel vers la valeur suggérée suivante
+    }
+
+    this.acInput.nativeElement.value = val;
+    if (val == '' && this.isOpen == false) {
+      // déplace le focus visuel sur la première option
+    }
+  }
+
+  navigationKeyUp(val: string) {
+    if (this.isOpen == true && this.selectedValue == true) {
+      //déplace le focus visuel sur la dernière valeur suggérée
+    }
+
+    this.acInput.nativeElement.value = val;
+    if (val == '') {
+      if (this.isOpen == false) {
+        this.isOpen = true;
+      }
+      // déplace le focus visuel sur la dernière option
+    }
+  }
+
   onChange(e: any) {
     this.acValue = e.target.value;
     this.filteredList = this.values.filter(value => value.toLowerCase().startsWith(this.acValue.toLowerCase()));