diff --git a/IOB-WIN-PSER/CONF/L012.cfg b/IOB-WIN-PSER/CONF/L012.cfg
index a58028bf..377c34ca 100644
--- a/IOB-WIN-PSER/CONF/L012.cfg
+++ b/IOB-WIN-PSER/CONF/L012.cfg
@@ -1,5 +1,5 @@
 [comm]
-port = COM27
+port = COM28
 
 [id]
 idxMacchina = L012