diff --git a/main.js b/main.js
index 9abc1d8..32da438 100644
--- a/main.js
+++ b/main.js
@@ -405,11 +405,6 @@ function iterateAddresses(isBools, deviceId, result, regName, regType, localOpti
             if (config[i].deviceId !== deviceId) continue;
             const address = config[i].address = parseInt(config[i].address, 10);
 
-            if (address < 0) {
-                adapter.log.error(`Invalid ${regName} address: ${address}`);
-                config.splice(i, 1);
-                continue;
-            }
 
             if (!isBools) {
                 config[i].type   = config[i].type || 'uint16be';
@@ -558,7 +553,7 @@ function parseConfig(callback) {
             }
 
             // Discrete inputs
-            iterateAddresses(false, deviceId, device.holdingRegs, 'holdingRegisters', 'holdingRegs', localOptions);
+            //iterateAddresses(false, deviceId, device.holdingRegs, 'holdingRegisters', 'holdingRegs', localOptions);
 
             // ------------- create states and objects ----------------------------
             checkObjects(adapter.config, 'holdingRegs', 'holdingRegisters', 'Holding registers', tasks, newObjects);