diff --git a/Assets/Design/UnitUpgrades/Buildings/Upgrade_Castle.asset b/Assets/Design/UnitUpgrades/Buildings/Upgrade_Castle.asset
index aa16817..6189ed1 100644
--- a/Assets/Design/UnitUpgrades/Buildings/Upgrade_Castle.asset
+++ b/Assets/Design/UnitUpgrades/Buildings/Upgrade_Castle.asset
@@ -14,4 +14,4 @@ MonoBehaviour:
   m_EditorClassIdentifier: 
   _upgradeUnitCard: {fileID: 11400000, guid: 4728bef0a18b70945bedf5b1190c491e, type: 2}
   _upgradePrefab: {fileID: 1436362432952518814, guid: 8d56b160dedb7f84d830d749372fe8e8, type: 3}
-  _upgradeCardArt: {fileID: 21300000, guid: bc54d5d5ac69f334daf7b36882bd5199, type: 3}
+  _upgradeCardArt: {fileID: 21300000, guid: bf13763ff43b8114b8bdca864dfdf62f, type: 3}
diff --git a/Assets/Scripts/Projectile.cs b/Assets/Scripts/Projectile.cs
index 612f3f9..8c92a19 100644
--- a/Assets/Scripts/Projectile.cs
+++ b/Assets/Scripts/Projectile.cs
@@ -32,6 +32,7 @@ public class Projectile : MonoBehaviour
     private float _initialY;
     private float _destinationX;
     private float _destinationY;
+    private float _enemyPosY = 0f;
     private float _speedTime = 0f;
 
     private float _initialXDistance;
@@ -94,22 +95,28 @@ public class Projectile : MonoBehaviour
     private void DetStraigthArrowAngle()
     {
 
+        if(_target != null) _enemyPosY = _target.Position.y;
+
         float angleX = (_destinationX) / _initialXDistance;
         float angleY = (_destinationY) / _initialYDistance;
+        
+        //Obtenir difference entre la position Y du chateau et de l'enemie.
+        float diffY = transform.position.y - _enemyPosY;
+        
+        //Debug.Log("Angle X: " + angleX);
 
-        Debug.Log("Angle Y: " + angleY);
-        Debug.Log("Angle X: " + angleX);
-
-        if(angleY >= 1 || angleY <= -1)
+        if(diffY >= 0.1 || diffY <= -0.1)
         {
             //TODO: L'angle fonctionne mieux, mais il y a toujours des problemes avec les angles pret de X
-            //ou ils sont beaucoup trop verticaux. 
+            //ou ils sont beaucoup trop verticaux.
+            //L'angle a l'air de fonctionner lorsqu'il tire en avant (X positif), mais on dirait qu'il y a un probleme
+            //lorsque X est negatif.
             float lerpStepS;
-            if(angleX > 0.24 || angleX < -0.24) lerpStepS = Mathf.Rad2Deg * Mathf.Atan(angleX / angleY);
-            
-            else if(angleX > 0.09 || angleX < -0.09) lerpStepS = -Mathf.Rad2Deg * Mathf.Atan(angleY / angleX);
-            
-            else lerpStepS = Mathf.Rad2Deg * Mathf.Atan(angleY / angleX);
+            if(angleX > 0.235) lerpStepS = Mathf.Rad2Deg * Mathf.Atan(angleX / angleY);
+
+            else if (angleX >= 0) lerpStepS = Mathf.Rad2Deg * Mathf.Atan(angleY / angleX);
+
+            else lerpStepS = -Mathf.Rad2Deg * Mathf.Atan(angleY / angleX);
             
             float angleS = Mathf.Lerp(lerpStepS, 0, 0);
             transform.eulerAngles = new Vector3(0, 0, angleS);