diff --git a/libraries/AP_InertialNav/AP_InertialNav.h b/libraries/AP_InertialNav/AP_InertialNav.h
index fa09ffe01c61dbb5a290951c142e97aad8f51099..2011d97ff18303000b3b672d7b865ffcab0745e0 100644
--- a/libraries/AP_InertialNav/AP_InertialNav.h
+++ b/libraries/AP_InertialNav/AP_InertialNav.h
@@ -12,7 +12,7 @@
 #define AP_INTERTIALNAV_TC_XY   3.0 // default time constant for complementary filter's X & Y axis
 #define AP_INTERTIALNAV_TC_Z    7.0 // default time constant for complementary filter's Z axis
 
-#define AP_INTERTIALNAV_ACCEL_CORR_MAX 100.0    // max allowed accelerometer offset correction
+#define AP_INTERTIALNAV_ACCEL_CORR_MAX 300.0    // max allowed accelerometer offset correction
 
 // #defines to control how often historical accel based positions are saved
 // so they can later be compared to laggy gps readings