diff --git a/panda b/panda
index 0eb04fae67..ca9d8675b9 160000
--- a/panda
+++ b/panda
@@ -1 +1 @@
-Subproject commit 0eb04fae67646e283b7d750d1e2119e37c398f95
+Subproject commit ca9d8675b90e637051786057ad80fe7e534b2ae4
diff --git a/selfdrive/car/isotp_parallel_query.py b/selfdrive/car/isotp_parallel_query.py
index 339857a291..adbc598ea6 100644
--- a/selfdrive/car/isotp_parallel_query.py
+++ b/selfdrive/car/isotp_parallel_query.py
@@ -104,14 +104,14 @@ class IsoTpParallelQuery:
 
       for tx_addr, msg in msgs.items():
         try:
-          dat, updated = msg.recv()
+          dat, rx_in_progress = msg.recv()
         except Exception:
           cloudlog.exception(f"Error processing UDS response: {tx_addr}")
           request_done[tx_addr] = True
           continue
 
-        # Extend timeout for each valid ISO-TP frame to avoid timing out on long responses
-        if updated:
+        # Extend timeout for each consecutive ISO-TP frame to avoid timing out on long responses
+        if rx_in_progress:
           addrs_responded.add(tx_addr)
           response_timeouts[tx_addr] = time.monotonic() + timeout