diff --git a/bsonshapeless/src/main/scala/me/sgrouples/rogue/BsonCollectionFormats.scala b/bsonshapeless/src/main/scala/me/sgrouples/rogue/BsonCollectionFormats.scala
index ffc7c6f..d950d70 100644
--- a/bsonshapeless/src/main/scala/me/sgrouples/rogue/BsonCollectionFormats.scala
+++ b/bsonshapeless/src/main/scala/me/sgrouples/rogue/BsonCollectionFormats.scala
@@ -31,6 +31,25 @@ trait BsonCollectionFormats extends TraversableLikeFormats {
     override def defaultValue: Set[T] = Set.empty[T]
   }
 
+  implicit def seqFormat[T: BsonFormat]: BsonFormat[Seq[T]] = new BsonFormat[Seq[T]] with BsonArrayReader[Seq[T]] {
+
+    private[this] implicit val f = implicitly[BsonFormat[T]]
+
+    def write(in: Seq[T]): BsonArray = {
+      new BsonArray(in.map(f.write).asJava)
+    }
+
+    def read(value: BsonValue): Seq[T] = {
+      val list: Seq[BsonValue] = if (value.isNull) Seq.empty[BsonValue]
+      else value.asArray().asScala.toSeq
+      list.map(f.read)
+    }
+
+    override def flds: Map[String, BsonFormat[_]] = f.flds
+
+    override def defaultValue: Seq[T] = Seq.empty[T]
+  }
+
   implicit def arrayFormat[T: BsonFormat: ClassTag] = new BsonFormat[Array[T]] with BsonArrayReader[Array[T]] {
     implicit val f = implicitly[BsonFormat[T]]
     def write(array: Array[T]) = {
diff --git a/bsonshapeless/src/main/scala/me/sgrouples/rogue/BsonFormats.scala b/bsonshapeless/src/main/scala/me/sgrouples/rogue/BsonFormats.scala
index 7d3c0d9..9d89e10 100644
--- a/bsonshapeless/src/main/scala/me/sgrouples/rogue/BsonFormats.scala
+++ b/bsonshapeless/src/main/scala/me/sgrouples/rogue/BsonFormats.scala
@@ -261,7 +261,43 @@ trait BaseBsonFormats {
 
 trait StandardBsonFormats extends BaseBsonFormats with BsonCollectionFormats with MapKeyFormats
 
-object BsonFormats extends StandardBsonFormats with BsonFormats
+object BsonFormats extends StandardBsonFormats with BsonFormats {
+  // Default BsonFormat[Option[T]] formats
+  implicit val optionalBooleanBsonFormat: BsonFormat[Option[Boolean]] = optionFormat
+  implicit val optionalIntBsonFormat: BsonFormat[Option[Int]] = optionFormat
+  implicit val optionalLongBsonFormat: BsonFormat[Option[Long]] = optionFormat
+  implicit val optionalStringBsonFormat: BsonFormat[Option[String]] = optionFormat
+  implicit val optionalCurrencyBsonFormat: BsonFormat[Option[Currency]] = optionFormat
+  implicit val optionalUUIDBsonFormat: BsonFormat[Option[UUID]] = optionFormat
+  implicit val optionalTimeZoneBsonFormat: BsonFormat[Option[TimeZone]] = optionFormat
+  implicit val optionalLocalDateTimeBsonFormat: BsonFormat[Option[LocalDateTime]] = optionFormat
+  implicit val optionalInstantBsonFormat: BsonFormat[Option[Instant]] = optionFormat
+  implicit val optionalBinaryBsonFormat: BsonFormat[Option[Array[Byte]]] = optionFormat
+  implicit val optionalObjectIdBsonFormat: BsonFormat[Option[ObjectId]] = optionFormat
+
+  // Default BsonFormat[Seq[T]] formats
+  implicit val booleansBsonFormat: BsonFormat[Seq[Boolean]] = seqFormat
+  implicit val intsBsonFormat: BsonFormat[Seq[Int]] = seqFormat
+  implicit val longsBsonFormat: BsonFormat[Seq[Long]] = seqFormat
+  implicit val stringsBsonFormat: BsonFormat[Seq[String]] = seqFormat
+  implicit val currenciesBsonFormat: BsonFormat[Seq[Currency]] = seqFormat
+  implicit val uuidsBsonFormat: BsonFormat[Seq[UUID]] = seqFormat
+  implicit val timeZonesBsonFormat: BsonFormat[Seq[TimeZone]] = seqFormat
+  implicit val localDatesTimeBsonFormat: BsonFormat[Seq[LocalDateTime]] = seqFormat
+  implicit val instantsBsonFormat: BsonFormat[Seq[Instant]] = seqFormat
+  implicit val objectIdsBsonFormat: BsonFormat[Seq[ObjectId]] = seqFormat
+
+  // Default BsonFormat[Seq[T]] formats
+  implicit val optionalBooleansBsonFormat: BsonFormat[Option[Seq[Boolean]]] = optionFormat
+  implicit val optionalIntsBsonFormat: BsonFormat[Option[Seq[Int]]] = optionFormat
+  implicit val optionalLongsBsonFormat: BsonFormat[Option[Seq[Long]]] = optionFormat
+  implicit val optionalStringsBsonFormat: BsonFormat[Option[Seq[String]]] = optionFormat
+  implicit val optionalUUIDsBsonFormat: BsonFormat[Option[Seq[UUID]]] = optionFormat
+  implicit val optionalTimeZonesBsonFormat: BsonFormat[Option[Seq[TimeZone]]] = optionFormat
+  implicit val optionalLocalDatesTimeBsonFormat: BsonFormat[Option[Seq[LocalDateTime]]] = optionFormat
+  implicit val optionalInstantsBsonFormat: BsonFormat[Option[Seq[Instant]]] = optionFormat
+  implicit val optionalObjectIdsBsonFormat: BsonFormat[Option[Seq[ObjectId]]] = optionFormat
+}
 
 trait BsonFormats extends LowPrioBsonFormats {
   this: StandardBsonFormats =>
@@ -390,13 +426,13 @@ trait LowPrioBsonFormats {
 
   implicit def bsonEncoder[T, Repr](implicit
     gen: LabelledGeneric.Aux[T, Repr],
-    sg: Cached[Strict[WrappedBsonFromat[T, Repr]]],
+    sg: Cached[WrappedBsonFromat[T, Repr]],
     d: Default.AsRecord[T],
     tpe: Typeable[T]): BsonFormat[T] = new BsonFormat[T] with BsonArrayReader[T] {
-    override def write(t: T): BsonValue = sg.value.value.write(gen.to(t))
-    override def read(b: BsonValue): T = gen.from(sg.value.value.read(b))
+    override def write(t: T): BsonValue = sg.value.write(gen.to(t))
+    override def read(b: BsonValue): T = gen.from(sg.value.read(b))
 
-    override val flds: Map[String, BsonFormat[_]] = sg.value.value.flds
+    override val flds: Map[String, BsonFormat[_]] = sg.value.flds
 
     /**
      * for nested case classes, with default constructors provides a default value
diff --git a/project/RogueSettings.scala b/project/RogueSettings.scala
index 1806711..fb92f11 100644
--- a/project/RogueSettings.scala
+++ b/project/RogueSettings.scala
@@ -38,7 +38,7 @@ object RogueSettings {
     commands += Command.single("testOnlyUntilFailed") { (state, param) =>
       s"testOnly $param" :: s"testOnlyUntilFailed $param" :: state
     },
-    version := "5.3.0",
+    version := "5.4.0",
     organization := "me.sgrouples",
     scalaVersion := "2.13.1",
     crossScalaVersions := Seq("2.12.10", "2.13.1"),