diff --git a/lib/sip-trunk-register.js b/lib/sip-trunk-register.js
index cd585c9..2c8958b 100644
--- a/lib/sip-trunk-register.js
+++ b/lib/sip-trunk-register.js
@@ -210,17 +210,8 @@ const updateCarrierRegbots = async(logger, srf) => {
     }
     if (JSON.stringify(gws) !== JSON.stringify(gateways)) hasChanged = true;
 
-    // find account_sip_realm for each gateway if it associated with an account
-    for (const gw of gws) {
-      if (gw.carrier.account_sid) {
-        const account = await lookupAccountBySid(gw.carrier.account_sid);
-        if (account && account.sip_realm) {
-          gw.account_sip_realm = account.sip_realm;
-        }
-      }
-    }
-
     if (hasChanged) {
+
       debug('updateCarrierRegbots: got new or changed carriers');
       logger.info('updateCarrierRegbots: got new or changed carriers');
       carriers.length = 0;
@@ -235,7 +226,17 @@ const updateCarrierRegbots = async(logger, srf) => {
 
       // start new regbots
       let batch_count = 0;
-      for (const gw of getUniqueGateways(gateways, logger)) {
+      const uniqueGateways = getUniqueGateways(gateways, logger);
+      // find account_sip_realm for each gateway if it associated with an account
+      for (const gw of uniqueGateways) {
+        if (gw.carrier.account_sid) {
+          const account = await lookupAccountBySid(gw.carrier.account_sid);
+          if (account && account.sip_realm) {
+            gw.account_sip_realm = account.sip_realm;
+          }
+        }
+      }
+      for (const gw of uniqueGateways) {
         try {
           const rb = new Regbot(logger, {
             voip_carrier_sid: gw.carrier.voip_carrier_sid,