diff --git a/CHANGELOG.md b/CHANGELOG.md
index 11fa80d81..86ec50b4d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 ## [UNRELEASED]
 * [#523] Implemented readable messages for IBC messages
-
+* [#542] Removed `defaultBlockTime` from default_settings.json and updated average block time calculations.
 ## [v0.41.x-14.2]
 * Fixes Ledger WebUSB + Chrome 91.x issue (https://github.com/LedgerHQ/ledgerjs/issues/607)
 
diff --git a/default_settings.json b/default_settings.json
index c9933a8ff..6ed5e823d 100644
--- a/default_settings.json
+++ b/default_settings.json
@@ -3,6 +3,7 @@
         "chainName": "Cosmos",
         "chainId": "{Chain ID}",
         "gtm": "{Add your Google Tag Manager ID here}",
+        "genesisTime": "",
         "slashingWindow": 10000,
         "uptimeWindow": 250,
         "initialPageSize": 30,
@@ -53,7 +54,6 @@
     },
     "params":{
         "startHeight": 0,
-        "defaultBlockTime": 5000,
         "validatorUpdateWindow": 300,
         "blockInterval": 15000,
         "transactionsInterval": 18000,
diff --git a/imports/api/blocks/server/methods.js b/imports/api/blocks/server/methods.js
index 716350c0b..550227f51 100644
--- a/imports/api/blocks/server/methods.js
+++ b/imports/api/blocks/server/methods.js
@@ -434,20 +434,19 @@ Meteor.methods({
                     let chainStatus = Chain.findOne({chainId:block.block.header.chain_id});
                     let lastSyncedTime = chainStatus?chainStatus.lastSyncedTime:0;
                     let timeDiff;
-                    let blockTime = Meteor.settings.params.defaultBlockTime;
+                    let blockTime = 0;
                     if (lastSyncedTime){
                         let dateLatest = new Date(blockData.time);
                         let dateLast = new Date(lastSyncedTime);
                         let genesisTime = new Date(Meteor.settings.public.genesisTime);
                         timeDiff = Math.abs(dateLatest.getTime() - dateLast.getTime());
-                        // blockTime = (chainStatus.blockTime * (blockData.height - 1) + timeDiff) / blockData.height;
                         blockTime = (dateLatest.getTime() - genesisTime.getTime()) / blockData.height;
                     }
 
                     let endGetValidatorsTime = new Date();
                     console.log("Get height validators time: "+((endGetValidatorsTime-startGetValidatorsTime)/1000)+"seconds.");
 
-                    Chain.update({chainId:block.block.header.chainId}, {$set:{lastSyncedTime:blockData.time, blockTime:blockTime}});
+                    Chain.update({chainId:block.block.header.chain_id}, {$set:{lastSyncedTime:blockData.time, blockTime:blockTime}});
 
                     analyticsData.averageBlockTime = blockTime;
                     analyticsData.timeDiff = timeDiff;
diff --git a/imports/ui/home/ChainStatus.jsx b/imports/ui/home/ChainStatus.jsx
index 15ebc321b..629f44fe8 100644
--- a/imports/ui/home/ChainStatus.jsx
+++ b/imports/ui/home/ChainStatus.jsx
@@ -40,7 +40,7 @@ export default class ChainStatus extends React.Component {
             switch (this.state.avgBlockTimeType){
             case "":
                 this.setState({
-                    averageBlockTime: numbro(this.props.status.blockTime/1000).format('0,0.00')
+                    averageBlockTime: numbro(this.props.status.blockTime > 0 ? this.props.status.blockTime / 1000 : 0).format('0,0.00')
                 })
                 break;
             case "m":