diff --git a/PathPlanning/DynamicWindowApproach/dynamic_window_approach.py b/PathPlanning/DynamicWindowApproach/dynamic_window_approach.py
index 9e9d34d7..b8395e5f 100644
--- a/PathPlanning/DynamicWindowApproach/dynamic_window_approach.py
+++ b/PathPlanning/DynamicWindowApproach/dynamic_window_approach.py
@@ -77,9 +77,9 @@ def motion(x, u, dt):
     motion model
     """
 
+    x[2] += u[1] * dt
     x[0] += u[0] * math.cos(x[2]) * dt
     x[1] += u[0] * math.sin(x[2]) * dt
-    x[2] += u[1] * dt
     x[3] = u[0]
     x[4] = u[1]