diff --git a/src/custom_AI.py b/src/custom_AI.py
index 0d84aa2..88e4498 100644
--- a/src/custom_AI.py
+++ b/src/custom_AI.py
@@ -1,4 +1,5 @@
 import math
+import random
 
 from src.engine.entity import Entity
 from src.engine.entity_manager import EntityManager
@@ -10,18 +11,56 @@ class WolfAI(MobAI):
     def __init__(self, entity: 'Entity', entity_manager: 'EntityManager', map_manager: 'MapManager'):
         super().__init__(entity, entity_manager, map_manager)
 
-    def update(self):
+        self.ATTACK_DISTANCE = 160
+        self.timer = 0
+        self.walk_x = 0
+        self.walk_y = 0
+        self.comportment = 0  # 0 : waiting, 1: walking
 
+    def update(self, delta: float):
+        """Fonction executée à chaque tick pour chaque loup et qui gère l'IA."""
+
+        # On récupère l'entité joueur
         player: Entity = self.entity_manager.get_by_name(self.entity_manager.player_entity_name)
 
+        # On calcule la distance en x et en y entre le loup et le joueur
         x_distance = (player.x - self.entity.x)
         y_distance = (player.y - self.entity.y)
 
+        # On calcule la distance
         player_distance = math.sqrt(x_distance ** 2 + y_distance ** 2)
 
-        if player.ge_collisions_with_entity(self.entity):
-            player.take_damages(1)
+        # On vérifie que le loup peut voir le joueur
+        if player_distance <= self.ATTACK_DISTANCE:
+            # On rétablit la vitesse du loup à 1
+            self.entity.max_speed = 1.
+
+            # Si le loup touche le joueur, il lui inflige des dégats
+            if player.get_collisions_with_entity(self.entity):
+                player.take_damages(1)
+
+            # Si le loup n'est pas déja sur le joueur, on le fait s'en raprocher
+            if player_distance > self.entity.max_speed:
+                self.entity.move(x_distance / player_distance*self.entity.max_speed,
+                                 y_distance / player_distance*self.entity.max_speed, self.map_manager)
+
+        else:
+            # Comportement d'attente
+            self.entity.max_speed = 0.5
+
+            self.timer -= delta
+            if self.timer <= 0 and self.comportment == 0:
+                self.comportment = 1
+                self.timer = random.random() * 5.
+                self.walk_x = (random.random()-0.5)*2
+                self.walk_y = (random.random()-0.5)*2
+
+            elif self.timer <= 0 and self.comportment == 1:
+                self.comportment = 0
+                self.timer = random.random() * 3
+
+            print(self.timer)
+
+            self.entity.move(self.walk_x, self.walk_y, self.map_manager)
+
 
-        if abs(player_distance) > self.entity.max_speed:
-            self.entity.move(x_distance / player_distance*self.entity.max_speed,
-                             y_distance / player_distance*self.entity.max_speed, self.map_manager)
diff --git a/src/engine/entity.py b/src/engine/entity.py
index 7a02688..392a884 100644
--- a/src/engine/entity.py
+++ b/src/engine/entity.py
@@ -82,7 +82,7 @@ class Entity:
             if self.life_points < 0:
                 self.life_points = 0
 
-    def ge_collisions_with_entity(self, other: 'Entity'):
+    def get_collisions_with_entity(self, other: 'Entity'):
         """Retourne True si l'entité courante est en collision avec l'entité donnée."""
         return (self.x+self.collision_rect[0] <= other.x+other.collision_rect[2] and
                 self.x+self.collision_rect[2] >= other.x+other.collision_rect[0] and
diff --git a/src/engine/entity_manager.py b/src/engine/entity_manager.py
index 9cce4ea..72e59a6 100644
--- a/src/engine/entity_manager.py
+++ b/src/engine/entity_manager.py
@@ -33,7 +33,7 @@ class EntityManager:
                 self.entities.pop(entity_name)
 
             if entity.brain is not None:
-                entity.brain.update()
+                entity.brain.update(delta)
 
         if self.player_entity_name:
             player: Entity = self.get_by_name(self.player_entity_name)