diff --git a/selfdrive/debug/internal/replay_drive_can.py b/selfdrive/debug/internal/replay_drive_can.py
index 7fc5dceeb0..0009cd637f 100755
--- a/selfdrive/debug/internal/replay_drive_can.py
+++ b/selfdrive/debug/internal/replay_drive_can.py
@@ -6,7 +6,7 @@ from tools.lib.logreader import LogReader
 import cereal.messaging as messaging
 
 ROUTE = "77611a1fac303767/2020-03-24--09-50-38"
-NUM_SEGS = 82
+NUM_SEGS = 10 # route has 82 segments available
 
 # Get can messages from logs
 print("Loading...")