diff --git a/contracts/multisig/contracts/src/MultiSigWalletWithTimeLock.sol b/contracts/multisig/contracts/src/MultiSigWalletWithTimeLock.sol
index 0fa163180e..22d41fb8e3 100644
--- a/contracts/multisig/contracts/src/MultiSigWalletWithTimeLock.sol
+++ b/contracts/multisig/contracts/src/MultiSigWalletWithTimeLock.sol
@@ -37,14 +37,6 @@ contract MultiSigWalletWithTimeLock is
 
     mapping (uint256 => uint256) public confirmationTimes;
 
-    modifier notFullyConfirmed(uint256 transactionId) {
-        require(
-            !isConfirmed(transactionId),
-            "TX_FULLY_CONFIRMED"
-        );
-        _;
-    }
-
     modifier fullyConfirmed(uint256 transactionId) {
         require(
             isConfirmed(transactionId),
@@ -93,11 +85,13 @@ contract MultiSigWalletWithTimeLock is
         ownerExists(msg.sender)
         transactionExists(transactionId)
         notConfirmed(transactionId, msg.sender)
-        notFullyConfirmed(transactionId)
     {
+        bool isTxFullyConfirmedBeforeConfirmation = isConfirmed(transactionId);
+
         confirmations[transactionId][msg.sender] = true;
         emit Confirmation(msg.sender, transactionId);
-        if (isConfirmed(transactionId)) {
+
+        if (!isTxFullyConfirmedBeforeConfirmation && isConfirmed(transactionId)) {
             _setConfirmationTime(transactionId, block.timestamp);
         }
     }
diff --git a/contracts/multisig/test/multi_sig_with_time_lock.ts b/contracts/multisig/test/multi_sig_with_time_lock.ts
index 4b85ff9b53..6f59a7f60b 100644
--- a/contracts/multisig/test/multi_sig_with_time_lock.ts
+++ b/contracts/multisig/test/multi_sig_with_time_lock.ts
@@ -108,26 +108,33 @@ describe('MultiSigWalletWithTimeLock', () => {
         });
         it('should confirm transaction for caller and log a Confirmation event', async () => {
             const txReceipt = await multiSigWrapper.confirmTransactionAsync(txId, owners[1]);
+            expect(txReceipt.logs.length).to.equal(2);
             const log = txReceipt.logs[0] as LogWithDecodedArgs<MultiSigWalletWithTimeLockConfirmationEventArgs>;
             expect(log.event).to.be.equal('Confirmation');
             expect(log.args.sender).to.be.equal(owners[1]);
             expect(log.args.transactionId).to.be.bignumber.equal(txId);
         });
-        it('should revert if fully confirmed', async () => {
-            await multiSigWrapper.confirmTransactionAsync(txId, owners[1]);
-            await expectTransactionFailedAsync(
-                multiSigWrapper.confirmTransactionAsync(txId, owners[2]),
-                RevertReason.TxFullyConfirmed,
-            );
-        });
         it('should set the confirmation time of the transaction if it becomes fully confirmed', async () => {
             const txReceipt = await multiSigWrapper.confirmTransactionAsync(txId, owners[1]);
+            expect(txReceipt.logs.length).to.equal(2);
             const blockNum = await web3Wrapper.getBlockNumberAsync();
             const timestamp = new BigNumber(await web3Wrapper.getBlockTimestampAsync(blockNum));
             const log = txReceipt.logs[1] as LogWithDecodedArgs<MultiSigWalletWithTimeLockConfirmationTimeSetEventArgs>;
             expect(log.args.confirmationTime).to.be.bignumber.equal(timestamp);
             expect(log.args.transactionId).to.be.bignumber.equal(txId);
         });
+        it('should confirm transaction for caller but not reset the confirmation time if tx is already fully confirmed', async () => {
+            await multiSigWrapper.confirmTransactionAsync(txId, owners[1]);
+            const confirmationTimeBefore = await multiSig.confirmationTimes.callAsync(txId);
+            const txReceipt = await multiSigWrapper.confirmTransactionAsync(txId, owners[2]);
+            const confirmationTimeAfter = await multiSig.confirmationTimes.callAsync(txId);
+            expect(confirmationTimeBefore).to.bignumber.equal(confirmationTimeAfter);
+            expect(txReceipt.logs.length).to.equal(1);
+            const log = txReceipt.logs[0] as LogWithDecodedArgs<MultiSigWalletWithTimeLockConfirmationEventArgs>;
+            expect(log.event).to.be.equal('Confirmation');
+            expect(log.args.sender).to.be.equal(owners[2]);
+            expect(log.args.transactionId).to.be.bignumber.equal(txId);
+        });
     });
     describe('executeTransaction', () => {
         let txId: BigNumber;