diff --git a/background/background-process.html b/background/background-process.html
index 822ec128..a15188fc 100644
--- a/background/background-process.html
+++ b/background/background-process.html
@@ -317,7 +317,7 @@
Background process
from: [
/\"(CELLALGOSWITCH|GTPU|CNOPERATOR|USERPRIORITY)_BSC(6900|6910)(U|GU|UMTS)\"/ig,
/_(BSC6900GSM|BSC6900UMTS|BSC6900GU|BSC6910GSM|BSC6910UMTS|BSC6910GU)/ig,
- /_(BTS3900|PICOBTS3900|BTS3911B|PICOBTS3911B|MICROBTS3900|MICROBTS3911B)/ig,
+ /_(BTS3900|PICOBTS3900|BTS3911B|PICOBTS3911B|MICROBTS3900|MICROBTS3911B|BTS5900)/ig,
/BSC(6910|6900)(UMTS|GSM)Function/ig,
/BSC(6910|6900)Equipment/ig,
/