diff --git a/framework/scenes/world/actors/init.lua b/framework/scenes/world/actors/init.lua
index 194868c..093b1cc 100644
--- a/framework/scenes/world/actors/init.lua
+++ b/framework/scenes/world/actors/init.lua
@@ -80,13 +80,12 @@ function Actor:drawShadow()
   if (self.world.type ~= "3D" and self.world.drawShadow ~= true) then
     return
   end
-  local shadowZ = self:getGroundZ()
-  if (shadowZ == nil) then
+  if (self.zGround == nil) then
     return
   end
 
   local r, g, b, a = love.graphics.getColor( )
-  local x, y = self.position.x + (self.dimensions.w / 2), self.position.y + (3 * self.dimensions.h / 4) - shadowZ
+  local x, y = self.position.x + (self.dimensions.w / 2), self.position.y + (3 * self.dimensions.h / 4) - self.zGround
   love.graphics.setColor(0, 0, 0, .3)
   love.graphics.ellipse( "fill", math.floor(x), math.floor(y), self.dimensions.w / 2, self.dimensions.w / 4 )
   love.graphics.setColor(r, g, b, a)
diff --git a/framework/scenes/world/actors/physics/init.lua b/framework/scenes/world/actors/physics/init.lua
index bbb5391..e5e2f70 100644
--- a/framework/scenes/world/actors/physics/init.lua
+++ b/framework/scenes/world/actors/physics/init.lua
@@ -141,6 +141,11 @@ function Physics:applyMovement(dt)
 
     -- Les autres hitboxes traverses tout
     self:applyHitboxesCollisions(function(item, other) return "cross" end)
+
+    if (self.visual ~= nil) then
+        self:getGroundZ()
+        self.world:updateShape(self)
+    end
 end
 
 function Physics:move(position)
@@ -148,9 +153,6 @@ function Physics:move(position)
     if (self.isDestroyed == false) then
       self.position, cols, colNumber = self.mainHitbox:checkCollisionAtPoint(position, self.filter)
       self.mainHitbox:updatePosition()
-      if (self.visual ~= nil) then
-        self.world:updateShape(self)
-      end
     end
 
     return self.position, cols, colNumber
@@ -202,7 +204,9 @@ function Physics:getGroundZ()
             end
         end
     end
-    return z
+    if (z ~= nil) then
+        self.zGround = math.floor(z)
+    end
 end
 
 function Physics:_applyCollisionResponses(col)