diff --git a/llarp/utp/session.cpp b/llarp/utp/session.cpp
index 801cb885e..309ce14c5 100644
--- a/llarp/utp/session.cpp
+++ b/llarp/utp/session.cpp
@@ -230,7 +230,7 @@ namespace llarp
     {
       if(state != eSessionReady)
         return false;
-      const auto dlt = parent->Now() - lastActive;
+      const auto dlt = parent->Now() - lastSend;
       return dlt >= 10000;
     }