diff --git a/examples/gps_fusion.py b/examples/gps_fusion.py
index a88d1a4..15d611a 100644
--- a/examples/gps_fusion.py
+++ b/examples/gps_fusion.py
@@ -22,7 +22,7 @@ def run(kalman_filter_t):
     # Kalman Filter parameter definition
 
     x0 = [100, 50]
-    P0 = [[10, 0], [0, 5]]
+    P0 = [[1000, 0], [0, 400]]
     H  = [[1, 0], [0, 1]]
     Q  = [[0.2, 0], [0, 2]]
     F  = [[1, 1], [0, 1]]
@@ -61,11 +61,11 @@ def run(kalman_filter_t):
         disp.move_object("ground_truth", [x_actual[:, 0][t], 0])
         disp.set_circle_radius("ground_truth", 0)
 
-    disp = Displayer(width=6, height=6, frame_interval=100)
+    disp = Displayer(width=6, height=6, frame_interval=150)
 
     disp.set_axis_limits(xlim=[0, 1000], ylim=[-500, 500])
     disp.register_object("measurement", "red")
     disp.register_object("estimate", "blue")
     disp.register_object("ground_truth", "green")
 
-    disp.animate(n_steps=n_iterations, anim_callback=update)
\ No newline at end of file
+    disp.animate(n_steps=n_iterations, anim_callback=update)