diff --git a/config/config.mainnet.toml b/config/config.mainnet.toml
deleted file mode 100644
index 3a715b1b..00000000
--- a/config/config.mainnet.toml
+++ /dev/null
@@ -1,94 +0,0 @@
-[blockchain]
-bonding_denom = "basecro"
-account_address_prefix = "cro"
-account_pubkey_prefix = "cro"
-validator_address_prefix = "crocncl"
-validator_pubkey_prefix = "crocncl"
-connode_address_prefix = "crocnclcons"
-connode_pubkey_prefix = "crocnclconspub"
-
-[cosmos_version_enabled_height]
-# chain-maind v2.x.x starting height in mainnet 
-v0_42_7 = 922362
-
-[system]
-# mode of the system, possible values: EVENT_STORE,TENDERMINT_DIRECT
-# EVENT_STORE mode: synced blocks are parsed to events and persist to event store. Projections will replay events from
-# event store.
-# TENDERMINT_DIRECT mode: synced blocks are parsed to events and are replayed directly by projections.
-# API_ONLY mode: indexing is disabled and provide API service only
-mode = "TENDERMINT_DIRECT"
-
-[sync]
-# how many sync jobs running in parallel
-window_size = 50
-
-[tendermint]
-http_rpc_url = "https://mainnet.crypto.org:26657"
-insecure = false
-# When enabled, genssi parsing will reject any non-Cosmos SDK built-in module
-# inside genesis file.
-strict_genesis_parsing = false
-
-[cosmosapp]
-http_rpc_url = "https://mainnet.crypto.org:1317"
-insecure = false
-
-[http]
-listening_address = "0.0.0.0:8080"
-route_prefix = "/"
-# A list of origins a cross-domain request is allowed to be requested from
-# Default value '[]' disables CORS support
-# Use '["*"]' to allow request from any origin
-cors_allowed_origins = []
-cors_allowed_methods = ["HEAD", "GET"]
-cors_allowed_headers = ["Origin", "Accept", "Content-Type", "X-Requested-With", "X-Server-Time"]
-
-[debug]
-pprof_enable = false
-pprof_listening_address = "0.0.0.0:3000"
-
-[database]
-host = "localhost"
-port = 5432
-username = "postgres"
-# password can only be provided through CLI or Environment variable `DB_PASSWORD`
-name = "postgres"
-schema = "public"
-ssl = true
-
-[postgres]
-pool_max_conns = 100
-pool_min_conns = 0
-pool_max_conn_lifetime = "1h"
-pool_max_conn_idle_time = "30m"
-pool_health_check_interval = "1m"
-
-[logger]
-# comma separated log levels. possible values: debug,info,error,panic
-level = "debug"
-color = false
-
-[projection]
-enables = [
-    "AccountMessage",
-    "AccountTransaction",
-    "Block",
-    "BlockEvent",
-    "ChainStats",
-    "Proposal",
-    "Transaction",
-    "Validator",
-    "ValidatorStats",
-    "NFT",
-#    "CryptoComNFT",
-    "IBCChannel",
-#    "IBCChannelTxMsgTrace",
-    "IBCChannelMessage",
-#    "BridgePendingActivity"
-]
-
-[cronjob]
-enables = [
-#    "BridgeActivityMatcher"
-]
diff --git a/projection/validator/validator.go b/projection/validator/validator.go
index f7d8fdd5..d10d3ec4 100644
--- a/projection/validator/validator.go
+++ b/projection/validator/validator.go
@@ -193,6 +193,7 @@ func (projection *Validator) HandleEvents(height int64, events []event_entity.Ev
 				return fmt.Errorf("error querying active validators: %v", activeValidatorsQueryErr)
 			}
 
+			var mutActiveValidators []view.ValidatorRow
 			for _, activeValidator := range activeValidators {
 				mutActiveValidator := activeValidator
 				if commitmentMap[mutActiveValidator.ConsensusNodeAddress] {
@@ -210,9 +211,11 @@ func (projection *Validator) HandleEvents(height int64, events []event_entity.Ev
 					new(big.Float).SetInt64(mutActiveValidator.TotalActiveBlock),
 				)
 
-				if activeValidatorUpdateErr := validatorsView.Update(&mutActiveValidator); activeValidatorUpdateErr != nil {
-					return fmt.Errorf("error updating active validators up time data: %v", activeValidatorUpdateErr)
-				}
+				mutActiveValidators = append(mutActiveValidators, mutActiveValidator)
+			}
+
+			if activeValidatorUpdateErr := validatorsView.UpdateAllValidatorUpTime(mutActiveValidators); activeValidatorUpdateErr != nil {
+				return fmt.Errorf("error updating active validators up time data: %v", activeValidatorUpdateErr)
 			}
 
 		} else if votedEvent, ok := event.(*event_usecase.MsgVote); ok {
diff --git a/projection/validator/view/validators.go b/projection/validator/view/validators.go
index 55e973a5..97e1c2fd 100644
--- a/projection/validator/view/validators.go
+++ b/projection/validator/view/validators.go
@@ -241,6 +241,64 @@ func (validatorsView *Validators) Update(validator *ValidatorRow) error {
 	return nil
 }
 
+func (validatorsView *Validators) UpdateAllValidatorUpTime(validators []ValidatorRow) error {
+
+	pendingRowCount := 0
+	totalRowCount := len(validators)
+
+	sql := ""
+
+	for i, validator := range validators {
+
+		if pendingRowCount == 0 {
+
+			sql = `UPDATE view_validators AS view SET
+							total_signed_block = row.total_signed_block,
+							total_active_block = row.total_active_block,
+							imprecise_up_time = row.imprecise_up_time
+						FROM (VALUES
+						`
+		}
+
+		sql += fmt.Sprintf(
+			"(%d, %d, %d, %s),\n",
+			*validator.MaybeId,
+			validator.TotalSignedBlock,
+			validator.TotalActiveBlock,
+			validator.ImpreciseUpTime.String(),
+		)
+
+		pendingRowCount += 1
+
+		if pendingRowCount == 500 || i+1 == totalRowCount {
+
+			sql = strings.TrimSuffix(sql, ",\n")
+
+			sql += `) AS row(
+								id, 
+								total_signed_block,
+								total_active_block, 
+								imprecise_up_time
+							)
+							WHERE row.id = view.id;`
+
+			result, err := validatorsView.rdb.Exec(sql)
+			if err != nil {
+				return fmt.Errorf("error updating validators up time into the table: %v: %w", err, rdb.ErrWrite)
+			}
+			if result.RowsAffected() != int64(pendingRowCount) {
+				return fmt.Errorf("error updating validators up time into the table: wrong number of affected rows %d: %w", result.RowsAffected(), rdb.ErrWrite)
+			}
+
+			pendingRowCount = 0
+
+		}
+
+	}
+
+	return nil
+}
+
 type ValidatorsListFilter struct {
 	MaybeStatuses []constants.Status
 }