diff --git a/src/routes/safe/components/TransactionsNew/TxsTable/columns.js b/src/routes/safe/components/TransactionsNew/TxsTable/columns.js
index 6902b8b4..2a61828d 100644
--- a/src/routes/safe/components/TransactionsNew/TxsTable/columns.js
+++ b/src/routes/safe/components/TransactionsNew/TxsTable/columns.js
@@ -1,5 +1,5 @@
 // @flow
-import { format, getTime } from 'date-fns'
+import { format, getTime, parseISO } from 'date-fns'
 import { List } from 'immutable'
 import { type Transaction } from '~/routes/safe/store/models/transaction'
 import { type SortRow, buildOrderFieldFrom } from '~/components/Table/sorting'
@@ -23,7 +23,7 @@ type TxData = {
   status?: string,
 }
 
-export const formatDate = (date: Date): string => format(date, 'MMM D, YYYY - HH:mm:ss')
+export const formatDate = (date: string): string => format(parseISO(date), 'MMM d, yyyy - HH:mm:ss')
 
 export const getTxAmount = (tx: Transaction) => {
   const web3 = getWeb3()
@@ -56,7 +56,7 @@ export const getTxTableData = (transactions: List<Transaction>): List<Transactio
       [TX_TABLE_NONCE_ID]: tx.nonce,
       [TX_TABLE_TYPE_ID]: txType,
       [TX_TABLE_DATE_ID]: formatDate(tx.isExecuted ? tx.executionDate : tx.submissionDate),
-      [buildOrderFieldFrom(TX_TABLE_DATE_ID)]: getTime(txDate),
+      [buildOrderFieldFrom(TX_TABLE_DATE_ID)]: getTime(parseISO(txDate)),
       [TX_TABLE_AMOUNT_ID]: getTxAmount(tx),
       [TX_TABLE_STATUS_ID]: tx.status,
       [TX_TABLE_RAW_TX_ID]: tx,
diff --git a/src/routes/safe/container/selector.js b/src/routes/safe/container/selector.js
index 68debdaa..e0fa4ff4 100644
--- a/src/routes/safe/container/selector.js
+++ b/src/routes/safe/container/selector.js
@@ -1,7 +1,7 @@
 // @flow
 import { List, Map } from 'immutable'
 import { createSelector, createStructuredSelector, type Selector } from 'reselect'
-import { isAfter } from 'date-fns'
+import { isAfter, parseISO } from 'date-fns'
 import {
   safeSelector,
   safeActiveTokensSelector,
@@ -88,7 +88,7 @@ const extendedSafeTokensSelector: Selector<GlobalState, RouterProps, List<Token>
     const extendedTokens = Map().withMutations((map) => {
       safeTokens.forEach((tokenAddress: string) => {
         const baseToken = tokensList.get(tokenAddress)
-        const tokenBalance = balances.find(tknBalance => tknBalance.address === tokenAddress)
+        const tokenBalance = balances.find((tknBalance) => tknBalance.address === tokenAddress)
 
         if (baseToken) {
           map.set(tokenAddress, baseToken.set('balance', tokenBalance ? tokenBalance.balance : '0'))
@@ -116,7 +116,8 @@ const extendedTransactionsSelector: Selector<GlobalState, RouterProps, List<Tran
       let replacementTransaction
       if (!tx.isExecuted) {
         replacementTransaction = transactions.findLast(
-          transaction => transaction.nonce === tx.nonce && isAfter(transaction.submissionDate, tx.submissionDate),
+          (transaction) => transaction.nonce === tx.nonce
+            && isAfter(parseISO(transaction.submissionDate), parseISO(tx.submissionDate)),
         )
         if (replacementTransaction) {
           extendedTx = tx.set('cancelled', true)
diff --git a/src/routes/safe/store/actions/fetchTransactions.js b/src/routes/safe/store/actions/fetchTransactions.js
index c5e1fbae..6f510aec 100644
--- a/src/routes/safe/store/actions/fetchTransactions.js
+++ b/src/routes/safe/store/actions/fetchTransactions.js
@@ -32,8 +32,8 @@ type TxServiceModel = {
   data: string,
   operation: number,
   nonce: number,
-  submissionDate: Date,
-  executionDate: Date,
+  submissionDate: string,
+  executionDate: string,
   confirmations: ConfirmationServiceModel[],
   isExecuted: boolean,
 }
diff --git a/src/routes/safe/store/models/transaction.js b/src/routes/safe/store/models/transaction.js
index 2f94bcc2..ec848046 100644
--- a/src/routes/safe/store/models/transaction.js
+++ b/src/routes/safe/store/models/transaction.js
@@ -13,8 +13,8 @@ export type TransactionProps = {
   recipient: string,
   data: string,
   isExecuted: boolean,
-  submissionDate: Date,
-  executionDate: Date,
+  submissionDate: string,
+  executionDate: string,
   symbol: string,
   modifySettingsTx: boolean,
   cancellationTx: boolean,
diff --git a/src/theme/mui.js b/src/theme/mui.js
index 1b03e453..ed61fe38 100644
--- a/src/theme/mui.js
+++ b/src/theme/mui.js
@@ -67,6 +67,9 @@ export default createMuiTheme({
       },
       outlinedPrimary: {
         border: `2px solid ${primary}`,
+        '&:hover': {
+          border: `2px solid ${primary}`,
+        },
       },
       sizeLarge: {
         padding: `${md} ${lg}`,