diff --git a/APMrover2/Parameters.pde b/APMrover2/Parameters.pde
index a6b16b8c7a..9595488468 100644
--- a/APMrover2/Parameters.pde
+++ b/APMrover2/Parameters.pde
@@ -522,5 +522,5 @@ static void load_parameters(void)
     ins.set_default_filter(5);
 
     // set a more reasonable default NAVL1_PERIOD for rovers
-    L1_controller.set_default_period(11);
+    L1_controller.set_default_period(8);
 }