diff --git a/setup/so-functions b/setup/so-functions
index e96005026..20cf7b285 100755
--- a/setup/so-functions
+++ b/setup/so-functions
@@ -3005,7 +3005,7 @@ zeek_logs_enabled() {
                         "    - ecat_soe_info"\
                         "    - enip"\
                         "    - modbus_detailed"\
-			"    - modbus_mask_write_single_register"\
+			"    - modbus_mask_write_register"\
 			"    - modbus_read_write_multiple_registers"\
 			"    - opcua_binary"\
                         "    - opcua_binary_activate_session"\