diff --git a/update.sh b/update.sh
index f166f45..6e93c9b 100644
--- a/update.sh
+++ b/update.sh
@@ -549,6 +549,9 @@ sudo sed -i "s|PORT_SECURITY:.*|PORT_SECURITY: $PORT_SECURITY|g" /opt/ADN-DMR-Pe
 sudo sed -i "s|PASS_SECURITY:.*|PASS_SECURITY: $PASS_SECURITY|g" /opt/ADN-DMR-Peer-Server/config/adn.cfg
 sudo sed -i "s|USERS_PASS:.*|USERS_PASS: $USERS_PASS|g" /opt/ADN-DMR-Peer-Server/config/adn.cfg
 sudo sed -i "s|HASH_ENCRYPT:.*|HASH_ENCRYPT: $HASH_ENCRYPT|g" /opt/ADN-DMR-Peer-Server/config/adn.cfg
+sed -i "/^\[SYSTEM\]/,/^\[/ s|^PASSPHRASE:.*|PASSPHRASE: passw0rd|" /opt/ADN-DMR-Peer-Server/config/adn.cfg
+sed -i "/^\[D-APRS\]/,/^\[/ s|^PASSPHRASE:.*|PASSPHRASE: passw0rd|" /opt/ADN-DMR-Peer-Server/config/adn.cfg
+sed -i "/^\[ECHO\]/,/^\[/ s|^PASSPHRASE:.*|PASSPHRASE: passw0rd|" /opt/ADN-DMR-Peer-Server/config/adn.cfg
 sudo cat /opt/obp.txt >> /opt/ADN-DMR-Peer-Server/config/adn.cfg
 
 cd /opt/ADN-DMR-Peer-Server/