diff --git a/read_config b/read_config
index 99473b2..2c76247 100755
--- a/read_config
+++ b/read_config
@@ -145,7 +145,7 @@ if [ ${read_config_sourced:-1} = "1" ]; then    # include only once
         # Zone aus /etc/zone_nr auslesen
         #
         readonly ZONE_GROUP=1
-        readonly ZONE=2
+        readonly ZONE=1
         readonly CUST_BASE_DIR="${CUST_BASE_DIRS[$ZONE]}"
         assert_d CUST_BASE_DIR
     
@@ -296,6 +296,7 @@ if [ ${read_config_sourced:-1} = "1" ]; then    # include only once
         assert_f DC2C_PSA_CONF_JSON
         assert_f DC2C_PSA_SERIAL_JSON
         assert_f DC2C_PSA_CASH_JSON
+        assert_f OPKG_CMDS_PSA_FILE
 
         readonly KNOWN_SYS_DIRS=($ETC_SYS_DIR
                                  $ATB_SYS_DIR