diff --git a/lib/core/src/Cardano/Wallet/DB/Sqlite.hs b/lib/core/src/Cardano/Wallet/DB/Sqlite.hs
index 6a80942b7c4..6c82aa4b350 100644
--- a/lib/core/src/Cardano/Wallet/DB/Sqlite.hs
+++ b/lib/core/src/Cardano/Wallet/DB/Sqlite.hs
@@ -21,6 +21,12 @@ module Cardano.Wallet.DB.Sqlite
 
 import Prelude
 
+import Cardano.Wallet.DB
+    ( DBLayer (..), ErrNoSuchWallet (..), PrimaryKey (..) )
+import Cardano.Wallet.DB.SqliteTypes
+    ( AddressScheme (..), TxId (..) )
+import Cardano.Wallet.Primitive.Types
+    ( WalletMetadata (..) )
 import Conduit
     ( runResourceT )
 import Control.Exception
@@ -33,12 +39,10 @@ import Control.Monad.Logger
     ( runNoLoggingT )
 import Control.Monad.Trans.Except
     ( ExceptT (..) )
-import qualified Data.ByteString.Char8 as B8
 import Data.Generics.Internal.VL.Lens
     ( (^.) )
 import Data.Text
     ( Text )
-import qualified Data.Text as T
 import Data.Time.Clock
     ( UTCTime )
 import Data.Word
@@ -75,18 +79,12 @@ import System.IO
 import System.Log.FastLogger
     ( fromLogStr )
 
-import qualified Data.Set as Set
-import qualified Database.Sqlite as Sqlite
-
-import Cardano.Wallet.DB
-    ( DBLayer (..), ErrNoSuchWallet (..), PrimaryKey (..) )
-import Cardano.Wallet.DB.SqliteTypes
-    ( AddressScheme (..), TxId (..) )
-import Cardano.Wallet.Primitive.Types
-    ( WalletMetadata (..) )
-
 import qualified Cardano.Wallet.Primitive.Model as W
 import qualified Cardano.Wallet.Primitive.Types as W
+import qualified Data.ByteString.Char8 as B8
+import qualified Data.Set as Set
+import qualified Data.Text as T
+import qualified Database.Sqlite as Sqlite
 
 share
     [ mkPersist sqlSettings { mpsPrefixFields = False }
@@ -98,7 +96,7 @@ share
 Wallet
     walTableId                 W.WalletId     sql=wallet_id
     walTableName               Text           sql=name
-    walTablePassphraseLastUpdatedAt  UTCTime  sql=passphrase_last_updated_at
+    walTablePassphraseLastUpdatedAt  UTCTime Maybe  sql=passphrase_last_updated_at
     walTableStatus             W.WalletState  sql=status
     walTableDelegation         Text Maybe     sql=delegation
     walTableAddressScheme      AddressScheme  sql=address_discovery
@@ -357,7 +355,9 @@ mkWalletEntity :: W.WalletId -> W.WalletMetadata -> Wallet
 mkWalletEntity wid meta = Wallet
     { walTableId = wid
     , walTableName = meta ^. #name . to W.getWalletName
-    , walTablePassphraseLastUpdatedAt = meta ^. #passphraseInfo . to W.lastUpdatedAt
+    , walTablePassphraseLastUpdatedAt = case meta ^. #passphraseInfo of
+            Nothing -> Nothing
+            Just (W.WalletPassphraseInfo passInfo) -> Just passInfo
     , walTableStatus = meta ^. #status
     , walTableDelegation = meta ^. #delegation . to delegationToText
     , walTableAddressScheme = Sequential -- fixme: depends on wallet
@@ -366,7 +366,9 @@ mkWalletEntity wid meta = Wallet
 mkWalletMetadataUpdate :: W.WalletMetadata -> [Update Wallet]
 mkWalletMetadataUpdate meta =
     [ WalTableName =. meta ^. #name . to W.getWalletName
-    , WalTablePassphraseLastUpdatedAt =. meta ^. #passphraseInfo . to W.lastUpdatedAt
+    , WalTablePassphraseLastUpdatedAt =. case meta ^. #passphraseInfo of
+            Nothing -> Nothing
+            Just (W.WalletPassphraseInfo passInfo) -> Just passInfo
     , WalTableStatus =. meta ^. #status
     , WalTableDelegation =. meta ^. #delegation . to delegationToText
     ]
@@ -374,7 +376,9 @@ mkWalletMetadataUpdate meta =
 metadataFromEntity :: Wallet -> W.WalletMetadata
 metadataFromEntity wal = W.WalletMetadata
     { name = W.WalletName (walTableName wal)
-    , passphraseInfo = W.WalletPassphraseInfo (walTablePassphraseLastUpdatedAt wal)
+    , passphraseInfo = case walTablePassphraseLastUpdatedAt wal of
+            Just time -> Just $ W.WalletPassphraseInfo time
+            Nothing -> Nothing
     , status = walTableStatus wal
     , delegation = delegationFromText (walTableDelegation wal)
     }
diff --git a/lib/core/src/Cardano/Wallet/DB/SqliteTypes.hs b/lib/core/src/Cardano/Wallet/DB/SqliteTypes.hs
index 3552dbabb9f..8f32e1ebe32 100644
--- a/lib/core/src/Cardano/Wallet/DB/SqliteTypes.hs
+++ b/lib/core/src/Cardano/Wallet/DB/SqliteTypes.hs
@@ -9,7 +9,8 @@ module Cardano.Wallet.DB.SqliteTypes where
 import Prelude
 
 import Cardano.Wallet.Primitive.Types
-    ( Coin (..)
+    ( Address (..)
+    , Coin (..)
     , Direction (..)
     , Hash (..)
     , SlotId (..)
@@ -61,19 +62,6 @@ import Web.PathPieces
 
 import qualified Data.Text as T
 
-import Cardano.Wallet.Primitive.Types
-    ( Address (..)
-    , Coin (..)
-    , Direction (..)
-    , Hash (..)
-    , SlotId (..)
-    , TxStatus (..)
-    , WalletId (..)
-    , WalletState (..)
-    , flatSlot
-    , fromFlatSlot
-    , isValidCoin
-    )
 ----------------------------------------------------------------------------
 -- Helper functions
 
diff --git a/lib/core/test/unit/Cardano/Wallet/DB/SqliteSpec.hs b/lib/core/test/unit/Cardano/Wallet/DB/SqliteSpec.hs
index 76216b352b3..5a5882d2ad2 100644
--- a/lib/core/test/unit/Cardano/Wallet/DB/SqliteSpec.hs
+++ b/lib/core/test/unit/Cardano/Wallet/DB/SqliteSpec.hs
@@ -11,20 +11,12 @@ module Cardano.Wallet.DB.SqliteSpec
 
 import Prelude
 
-import Cardano.Wallet.DB.Sqlite
-    ( newDBLayer )
-import Crypto.Hash
-    ( hash )
-import Data.ByteString
-    ( ByteString )
-import Data.Time.Clock
-    ( getCurrentTime )
-import Test.Hspec
-    ( Spec, describe, it, shouldReturn )
-
 import Cardano.Wallet
     ( unsafeRunExceptT )
 import Cardano.Wallet.DB
+    ( DBLayer (..), PrimaryKey (..) )
+import Cardano.Wallet.DB.Sqlite
+    ( newDBLayer )
 import Cardano.Wallet.Primitive.Types
     ( WalletDelegation (..)
     , WalletId (..)
@@ -33,6 +25,14 @@ import Cardano.Wallet.Primitive.Types
     , WalletPassphraseInfo (..)
     , WalletState (..)
     )
+import Crypto.Hash
+    ( hash )
+import Data.ByteString
+    ( ByteString )
+import Data.Time.Clock
+    ( getCurrentTime )
+import Test.Hspec
+    ( Spec, describe, it, shouldReturn )
 
 spec :: Spec
 spec = do
@@ -43,7 +43,7 @@ spec = do
             let wid = PrimaryKey (WalletId (hash ("test" :: ByteString)))
                 md = WalletMetadata
                     { name = WalletName "test wallet"
-                    , passphraseInfo = WalletPassphraseInfo now
+                    , passphraseInfo = Just $ WalletPassphraseInfo now
                     , status = Ready
                     , delegation = NotDelegating
                     }
@@ -56,7 +56,7 @@ spec = do
             let wid = PrimaryKey (WalletId (hash ("test" :: ByteString)))
                 md = WalletMetadata
                     { name = WalletName "test wallet"
-                    , passphraseInfo = WalletPassphraseInfo now
+                    , passphraseInfo = Just $ WalletPassphraseInfo now
                     , status = Ready
                     , delegation = NotDelegating
                     }