diff --git a/selfdrive/locationd/paramsd.py b/selfdrive/locationd/paramsd.py
index b5f1f1cec..e6e315fae 100755
--- a/selfdrive/locationd/paramsd.py
+++ b/selfdrive/locationd/paramsd.py
@@ -19,7 +19,7 @@ ROLL_LOWERED_MAX = np.radians(8)
 ROLL_STD_MAX = np.radians(1.5)
 LATERAL_ACC_SENSOR_THRESHOLD = 4.0
 OFFSET_MAX = 10.0
-OFFSET_HIGHER_MAX = 20.0
+OFFSET_HIGHER_MAX = 18.0
 OFFSET_LOWERED_MAX = 8.0
 MIN_ACTIVE_SPEED = 1.0
 LOW_ACTIVE_SPEED = 10.0