diff --git a/examples/parking_4p.jl b/examples/parking_4p.jl
index 74edc8f6..7c464ca7 100644
--- a/examples/parking_4p.jl
+++ b/examples/parking_4p.jl
@@ -16,7 +16,7 @@ set = deepcopy(load_settings("system_v9.yaml"))
 set.abs_tol=0.00006
 set.rel_tol=0.0001
 # set.version = 1
-set.v_wind = 9.0 # v_min1 7.7; v_min2 9.0
+set.v_wind = 8.5 # v_min1 7.7; v_min2 8.5
 
 kcu::KCU = KCU(set)
 kps4::KPS4 = KPS4(kcu)
@@ -48,13 +48,14 @@ if KiteUtils.PROJECT == "system.yaml"
 else
     # result of tuning
     println("not system.yaml")
-    fcs.p=1.3
+    fcs.p=1.05
     fcs.i=0.01
-    fcs.d=13.25*1.95
+    fcs.d=13.25*2.05
     MIN_DEPOWER       = 0.4
     fcs.use_chi = false
     fcs.gain = 0.04
     fcs.c1 = 0.048
+    fcs.c2 = 5.5
 end
 println("fcs.p=$(fcs.p), fcs.i=$(fcs.i), fcs.d=$(fcs.d), fcs.gain=$(fcs.gain)")