diff --git a/contracts/libraries/ClusterLib.sol b/contracts/libraries/ClusterLib.sol
index 7fe492f6..6f4043d2 100644
--- a/contracts/libraries/ClusterLib.sol
+++ b/contracts/libraries/ClusterLib.sol
@@ -116,10 +116,8 @@ library ClusterLib {
         StorageData storage s,
         StorageProtocol storage sp
     ) internal {
-        (uint64 clusterIndex, uint64 burnRate) = OperatorLib.updateClusterOperators(
+        (uint64 clusterIndex, uint64 burnRate) = OperatorLib.updateClusterOperatorsOnRegistration(
             operatorIds,
-            true,
-            true,
             validatorCountDelta,
             s,
             sp
diff --git a/contracts/libraries/OperatorLib.sol b/contracts/libraries/OperatorLib.sol
index e0302356..17e4c3bd 100644
--- a/contracts/libraries/OperatorLib.sol
+++ b/contracts/libraries/OperatorLib.sol
@@ -34,10 +34,8 @@ library OperatorLib {
         if (operator.owner != msg.sender) revert ISSVNetworkCore.CallerNotOwner();
     }
 
-    function updateClusterOperators(
+    function updateClusterOperatorsOnRegistration(
         uint64[] memory operatorIds,
-        bool isRegisteringValidator,
-        bool increaseValidatorCount,
         uint32 deltaValidatorCount,
         StorageData storage s,
         StorageProtocol storage sp
@@ -47,50 +45,66 @@ library OperatorLib {
         for (uint256 i; i < operatorsLength; ) {
             uint64 operatorId = operatorIds[i];
 
-            if (!isRegisteringValidator) {
-                ISSVNetworkCore.Operator storage operator = s.operators[operatorId];
-
-                if (operator.snapshot.block != 0) {
-                    updateSnapshotSt(operator);
-                    if (!increaseValidatorCount) {
-                        operator.validatorCount -= deltaValidatorCount;
-                    } else if ((operator.validatorCount += deltaValidatorCount) > sp.validatorsPerOperatorLimit) {
-                        revert ISSVNetworkCore.ExceedValidatorLimit();
-                    }
-
-                    cumulativeFee += operator.fee;
-                }
-                cumulativeIndex += operator.snapshot.index;
-            } else {
-                if (i + 1 < operatorsLength) {
-                    if (operatorId > operatorIds[i + 1]) {
-                        revert ISSVNetworkCore.UnsortedOperatorsList();
-                    } else if (operatorId == operatorIds[i + 1]) {
-                        revert ISSVNetworkCore.OperatorsListNotUnique();
-                    }
+            if (i + 1 < operatorsLength) {
+                if (operatorId > operatorIds[i + 1]) {
+                    revert ISSVNetworkCore.UnsortedOperatorsList();
+                } else if (operatorId == operatorIds[i + 1]) {
+                    revert ISSVNetworkCore.OperatorsListNotUnique();
                 }
-                ISSVNetworkCore.Operator memory operator = s.operators[operatorId];
+            }
+            ISSVNetworkCore.Operator memory operator = s.operators[operatorId];
 
-                if (operator.snapshot.block == 0) {
-                    revert ISSVNetworkCore.OperatorDoesNotExist();
-                }
-                if (operator.whitelisted) {
-                    address whitelisted = s.operatorsWhitelist[operatorId];
-                    if (whitelisted != address(0) && whitelisted != msg.sender) {
-                        revert ISSVNetworkCore.CallerNotWhitelisted();
-                    }
+            if (operator.snapshot.block == 0) {
+                revert ISSVNetworkCore.OperatorDoesNotExist();
+            }
+            if (operator.whitelisted) {
+                address whitelisted = s.operatorsWhitelist[operatorId];
+                if (whitelisted != address(0) && whitelisted != msg.sender) {
+                    revert ISSVNetworkCore.CallerNotWhitelisted();
                 }
+            }
+
+            updateSnapshot(operator);
+            if ((operator.validatorCount += deltaValidatorCount) > sp.validatorsPerOperatorLimit) {
+                revert ISSVNetworkCore.ExceedValidatorLimit();
+            }
+
+            cumulativeFee += operator.fee;
+            cumulativeIndex += operator.snapshot.index;
+
+            s.operators[operatorId] = operator;
+
+            unchecked {
+                ++i;
+            }
+        }
+    }
+
+    function updateClusterOperators(
+        uint64[] memory operatorIds,
+        bool increaseValidatorCount,
+        uint32 deltaValidatorCount,
+        StorageData storage s,
+        StorageProtocol storage sp
+    ) internal returns (uint64 cumulativeIndex, uint64 cumulativeFee) {
+        uint256 operatorsLength = operatorIds.length;
+
+        for (uint256 i; i < operatorsLength; ) {
+            uint64 operatorId = operatorIds[i];
+
+            ISSVNetworkCore.Operator storage operator = s.operators[operatorId];
 
-                updateSnapshot(operator);
-                if ((operator.validatorCount += deltaValidatorCount) > sp.validatorsPerOperatorLimit) {
+            if (operator.snapshot.block != 0) {
+                updateSnapshotSt(operator);
+                if (!increaseValidatorCount) {
+                    operator.validatorCount -= deltaValidatorCount;
+                } else if ((operator.validatorCount += deltaValidatorCount) > sp.validatorsPerOperatorLimit) {
                     revert ISSVNetworkCore.ExceedValidatorLimit();
                 }
 
                 cumulativeFee += operator.fee;
-                cumulativeIndex += operator.snapshot.index;
-
-                s.operators[operatorId] = operator;
             }
+            cumulativeIndex += operator.snapshot.index;
 
             unchecked {
                 ++i;
@@ -168,7 +182,7 @@ library OperatorLib {
         StorageData storage s
     ) internal {
         checkOwner(s.operators[operatorId]);
-        
+
         address currentWhitelisted = s.operatorsWhitelist[operatorId];
 
         // operator already whitelisted? EOA or generic contract
diff --git a/contracts/modules/SSVClusters.sol b/contracts/modules/SSVClusters.sol
index 8d60a5d8..f8053ecf 100644
--- a/contracts/modules/SSVClusters.sol
+++ b/contracts/modules/SSVClusters.sol
@@ -104,7 +104,7 @@ contract SSVClusters is ISSVClusters {
 
         if (cluster.active) {
             StorageProtocol storage sp = SSVStorageProtocol.load();
-            (uint64 clusterIndex, ) = OperatorLib.updateClusterOperators(operatorIds, false, false, 1, s, sp);
+            (uint64 clusterIndex, ) = OperatorLib.updateClusterOperators(operatorIds, false, 1, s, sp);
 
             cluster.updateClusterData(clusterIndex, sp.currentNetworkFeeIndex());
 
@@ -154,7 +154,6 @@ contract SSVClusters is ISSVClusters {
             (uint64 clusterIndex, ) = OperatorLib.updateClusterOperators(
                 operatorIds,
                 false,
-                false,
                 validatorsRemoved,
                 s,
                 sp
@@ -185,7 +184,6 @@ contract SSVClusters is ISSVClusters {
         (uint64 clusterIndex, uint64 burnRate) = OperatorLib.updateClusterOperators(
             operatorIds,
             false,
-            false,
             cluster.validatorCount,
             s,
             sp
@@ -236,7 +234,6 @@ contract SSVClusters is ISSVClusters {
 
         (uint64 clusterIndex, uint64 burnRate) = OperatorLib.updateClusterOperators(
             operatorIds,
-            false,
             true,
             cluster.validatorCount,
             s,
diff --git a/test/helpers/gas-usage.ts b/test/helpers/gas-usage.ts
index c2496afb..aac0eeff 100644
--- a/test/helpers/gas-usage.ts
+++ b/test/helpers/gas-usage.ts
@@ -140,7 +140,7 @@ const MAX_GAS_PER_GROUP: any = {
   [GasGroup.LIQUIDATE_CLUSTER_4]: 130500,
   [GasGroup.LIQUIDATE_CLUSTER_7]: 171000,
   [GasGroup.LIQUIDATE_CLUSTER_10]: 212000,
-  [GasGroup.LIQUIDATE_CLUSTER_13]: 252800,
+  [GasGroup.LIQUIDATE_CLUSTER_13]: 253000,
   [GasGroup.REACTIVATE_CLUSTER]: 121500,
 
   [GasGroup.NETWORK_FEE_CHANGE]: 45800,