diff --git a/examples/openpilot/compile3.py b/examples/openpilot/compile3.py
index def2e2c949..0c820c3ff0 100644
--- a/examples/openpilot/compile3.py
+++ b/examples/openpilot/compile3.py
@@ -1,5 +1,6 @@
 import os, sys, pickle, time, re
 import numpy as np
+if "JIT_BATCH_SIZE" not in os.environ: os.environ["JIT_BATCH_SIZE"] = "0"
 
 from tinygrad import fetch, Tensor, TinyJit, Context, GlobalCounters, Device, dtypes
 from tinygrad.helpers import DEBUG, getenv