diff --git a/libraries/AP_AHRS/AP_AHRS.h b/libraries/AP_AHRS/AP_AHRS.h
index e6aa24064a0977..43951c34dbee3b 100644
--- a/libraries/AP_AHRS/AP_AHRS.h
+++ b/libraries/AP_AHRS/AP_AHRS.h
@@ -620,7 +620,7 @@ class AP_AHRS {
 
     // return primary accels, for lua
     const Vector3f &get_accel(void) const {
-        return AP::ins().get_accel();
+        return AP::ins().get_accel(_get_primary_accel_index());
     }
 
     // return primary accel bias. This should be subtracted from