diff --git a/can/parser.cc b/can/parser.cc
index 30d0729b82..1fa706bce3 100644
--- a/can/parser.cc
+++ b/can/parser.cc
@@ -211,7 +211,7 @@ void CANParser::updateCans(const CanData &can) {
 }
 
 void CANParser::UpdateValid(uint64_t nanos) {
-  const bool show_missing = (last_nanos - first_nanos) > 8e9;
+  const bool show_missing = (nanos - first_nanos) > 8e9;
 
   bool _valid = true;
   bool _counters_valid = true;