diff --git a/pollux/lib/sql-doobie/src/main/scala/io/iohk/atala/pollux/sql/repository/JdbcCredentialRepository.scala b/pollux/lib/sql-doobie/src/main/scala/io/iohk/atala/pollux/sql/repository/JdbcCredentialRepository.scala
index 86dfc6e612..87341eb7a1 100644
--- a/pollux/lib/sql-doobie/src/main/scala/io/iohk/atala/pollux/sql/repository/JdbcCredentialRepository.scala
+++ b/pollux/lib/sql-doobie/src/main/scala/io/iohk/atala/pollux/sql/repository/JdbcCredentialRepository.scala
@@ -3,7 +3,8 @@ package io.iohk.atala.pollux.sql.repository
 import cats.data.NonEmptyList
 import cats.instances.seq
 import doobie.*
-import doobie.implicits.*
+import doobie.implicits._
+import doobie.postgres.implicits._
 import io.circe._
 import io.circe.parser._
 import io.circe.syntax._
@@ -47,14 +48,10 @@ class JdbcCredentialRepository(xa: Transactor[Task], maxRetries: Int) extends Cr
   // given logHandler: LogHandler = LogHandler.jdkLogHandler
 
   import IssueCredentialRecord._
-  // given uuidGet: Get[UUID] = Get[String].map(UUID.fromString)
-  // given uuidPut: Put[UUID] = Put[String].contramap(_.toString())
 
   given didCommIDGet: Get[DidCommID] = Get[String].map(DidCommID(_))
   given didCommIDPut: Put[DidCommID] = Put[String].contramap(_.value)
 
-  import doobie.postgres.implicits.JavaTimeInstantMeta
-
   given protocolStateGet: Get[ProtocolState] = Get[String].map(ProtocolState.valueOf)
   given protocolStatePut: Put[ProtocolState] = Put[String].contramap(_.toString)
 
diff --git a/pollux/lib/sql-doobie/src/main/scala/io/iohk/atala/pollux/sql/repository/JdbcPresentationRepository.scala b/pollux/lib/sql-doobie/src/main/scala/io/iohk/atala/pollux/sql/repository/JdbcPresentationRepository.scala
index 1fa0193b70..af01adc8a3 100644
--- a/pollux/lib/sql-doobie/src/main/scala/io/iohk/atala/pollux/sql/repository/JdbcPresentationRepository.scala
+++ b/pollux/lib/sql-doobie/src/main/scala/io/iohk/atala/pollux/sql/repository/JdbcPresentationRepository.scala
@@ -70,9 +70,6 @@ class JdbcPresentationRepository(
   given didCommIDGet: Get[DidCommID] = Get[String].map(DidCommID(_))
   given didCommIDPut: Put[DidCommID] = Put[String].contramap(_.value)
 
-  given instantGet: Get[Instant] = Get[Long].map(Instant.ofEpochSecond)
-  given instantPut: Put[Instant] = Put[Long].contramap(_.getEpochSecond())
-
   given protocolStateGet: Get[ProtocolState] = Get[String].map(ProtocolState.valueOf)
   given protocolStatePut: Put[ProtocolState] = Put[String].contramap(_.toString)