diff --git a/typescript/src/Helicoptere.ts b/typescript/src/Helicoptere.ts
index cb07c05..c7922d9 100644
--- a/typescript/src/Helicoptere.ts
+++ b/typescript/src/Helicoptere.ts
@@ -1,11 +1,13 @@
 import { Direction } from './Direction'
+import { Module } from './Module'
 import { ModuleMartien3D } from './ModuleMartien3D'
 import { Position } from './Position'
-import { Rover } from './Rover'
 
-export class Helicoptere extends Rover implements ModuleMartien3D {
-  constructor(override readonly direction: Direction, override readonly position: Position) {
-    super(direction, position);
+export class Helicoptere extends Module implements ModuleMartien3D {
+  constructor(readonly direction: Direction, readonly position: Position) {
+    super();
+    super._direction = direction;
+    super._position = position;
   }
 
   monter() {
diff --git a/typescript/src/Module.ts b/typescript/src/Module.ts
new file mode 100644
index 0000000..5a0becf
--- /dev/null
+++ b/typescript/src/Module.ts
@@ -0,0 +1,28 @@
+import { Direction } from './Direction'
+import { Position } from './Position'
+
+export abstract class Module {
+  protected pretPourRecuperation = false;
+  protected _position: Position;
+  protected _direction: Direction;
+
+  avancer() {
+    this._position = this._direction.mouvement2D.avancer(this._position);
+  }
+
+  reculer() {
+    this._position = this._direction.mouvement2D.reculer(this._position);
+  }
+
+  getPosition(): Position {
+    return this._position;
+  }
+
+  isPretPourRecuperation(): boolean {
+    return this.pretPourRecuperation;
+  }
+
+  activerRecuperation() {
+    this.pretPourRecuperation = true;
+  }
+}
diff --git a/typescript/src/Rover.ts b/typescript/src/Rover.ts
index e918251..4df8ece 100644
--- a/typescript/src/Rover.ts
+++ b/typescript/src/Rover.ts
@@ -1,34 +1,12 @@
 import { Direction } from './Direction'
+import { Module } from './Module'
 import { ModuleMartien2D } from './ModuleMartien2D'
 import { Position } from './Position'
 
-export class Rover implements ModuleMartien2D {
-  private pretPourRecuperation: boolean = false;
-  private readonly _direction: Direction;
-  protected _position: Position;
-
+export class Rover extends Module implements ModuleMartien2D {
   constructor(readonly direction: Direction, readonly position: Position) {
-    this._direction = direction;
-    this._position = position;
-  }
-
-  avancer() {
-    this._position = this._direction.mouvement2D.avancer(this._position);
-  }
-
-  reculer() {
-    this._position = this._direction.mouvement2D.reculer(this._position);
-  }
-
-  activerRecuperation() {
-    this.pretPourRecuperation = true;
-  }
-
-  getPosition(): Position {
-    return this._position;
-  }
-
-  isPretPourRecuperation(): boolean {
-    return this.pretPourRecuperation;
+    super();
+    super._direction = direction;
+    super._position = position;
   }
 }