diff --git a/selfdrive/car/hyundai/interface.py b/selfdrive/car/hyundai/interface.py
index c2140d2925..21b599ed3a 100644
--- a/selfdrive/car/hyundai/interface.py
+++ b/selfdrive/car/hyundai/interface.py
@@ -109,6 +109,7 @@ class CarInterface(CarInterfaceBase):
 
     if DBC[ret.carFingerprint]["radar"] is None:
       if ret.spFlags & (HyundaiFlagsSP.SP_ENHANCED_SCC | HyundaiFlagsSP.SP_CAMERA_SCC_LEAD):
+        ret.radarTimeStep = 0.02
         ret.radarUnavailable = False
 
     # *** feature detection ***