diff --git a/libraries/AP_NavEKF/AP_NavEKF.cpp b/libraries/AP_NavEKF/AP_NavEKF.cpp
index af00aa826b..fe0e2b53d1 100644
--- a/libraries/AP_NavEKF/AP_NavEKF.cpp
+++ b/libraries/AP_NavEKF/AP_NavEKF.cpp
@@ -43,8 +43,8 @@
 #define HGT_GATE_DEFAULT        10
 #define MAG_GATE_DEFAULT        3
 #define MAG_CAL_DEFAULT         1
-#define GLITCH_ACCEL_DEFAULT    150
-#define GLITCH_RADIUS_DEFAULT   15
+#define GLITCH_ACCEL_DEFAULT    100
+#define GLITCH_RADIUS_DEFAULT   25
 #define FLOW_MEAS_DELAY         10
 #define FLOW_NOISE_DEFAULT      0.25f
 #define FLOW_GATE_DEFAULT       3