diff --git a/toid_interaction/toid_interaction/interaction_node.py b/toid_interaction/toid_interaction/interaction_node.py
index 1a2bdcc..1ccdd38 100644
--- a/toid_interaction/toid_interaction/interaction_node.py
+++ b/toid_interaction/toid_interaction/interaction_node.py
@@ -40,7 +40,7 @@ class InteracitionNode(Node):
 
     def find_sigma(self):
         for port_info in list_ports.comports():
-            if port_info.vid == 0x18a6 and port_info.pid == 0x55d3:
+            if port_info.vid == 0x1a86 and port_info.pid == 0x55d3:
                 break
 
         print(port_info.device)