diff --git a/allocated-pids.txt b/allocated-pids.txt
index 5cc52e3..824aa9b 100644
--- a/allocated-pids.txt
+++ b/allocated-pids.txt
@@ -6,3 +6,5 @@ registering the PID for (e.g. My Widget Company touch-free WiFi USB keyboard)
 
 PID    | Product name
 0x8000 | Espressif test PID
+0x8001 | Unexpected Maker TinyS2 - Arduino
+0x8002 | Unexpected Maker TinyS2 - CircuitPython