diff --git a/src/walletdb.cpp b/src/walletdb.cpp
index d762f9ecb..d7991634b 100644
--- a/src/walletdb.cpp
+++ b/src/walletdb.cpp
@@ -357,26 +357,6 @@ ReadKeyValue(CWallet* pwallet, CDataStream& ssKey, CDataStream& ssValue,
             else
                 return false;
 
-            // Undo serialize changes in 31600
-            if (31404 <= wtx.fTimeReceivedIsTxTime && wtx.fTimeReceivedIsTxTime <= 31703)
-            {
-                if (!ssValue.empty())
-                {
-                    char fTmp;
-                    char fUnused;
-                    ssValue >> fTmp >> fUnused >> wtx.strFromAccount;
-                    strErr = strprintf("LoadWallet() upgrading tx ver=%d %d '%s' %s",
-                                       wtx.fTimeReceivedIsTxTime, fTmp, wtx.strFromAccount, hash.ToString());
-                    wtx.fTimeReceivedIsTxTime = fTmp;
-                }
-                else
-                {
-                    strErr = strprintf("LoadWallet() repairing tx ver=%d %s", wtx.fTimeReceivedIsTxTime, hash.ToString());
-                    wtx.fTimeReceivedIsTxTime = 0;
-                }
-                wss.vWalletUpgrade.push_back(hash);
-            }
-
             if (wtx.nOrderPos == -1)
                 wss.fAnyUnordered = true;
 
@@ -669,10 +649,6 @@ DBErrors CWalletDB::LoadWallet(CWallet* pwallet)
     BOOST_FOREACH(uint256 hash, wss.vWalletUpgrade)
         WriteTx(hash, pwallet->mapWallet[hash]);
 
-    // Rewrite encrypted wallets of versions 0.4.0 and 0.5.0rc:
-    if (wss.fIsEncrypted && (wss.nFileVersion == 40000 || wss.nFileVersion == 50000))
-        return DB_NEED_REWRITE;
-
     if (wss.nFileVersion < CLIENT_VERSION) // Update
         WriteVersion(CLIENT_VERSION);