diff --git a/modules/circe/src/main/scala/mongo4cats/circe/CirceJsonMapper.scala b/modules/circe/src/main/scala/mongo4cats/circe/CirceJsonMapper.scala
index 290b1d01..bafe19c7 100644
--- a/modules/circe/src/main/scala/mongo4cats/circe/CirceJsonMapper.scala
+++ b/modules/circe/src/main/scala/mongo4cats/circe/CirceJsonMapper.scala
@@ -104,7 +104,7 @@ private[circe] object CirceJsonMapper extends JsonMapper[Json] {
     binaryBase64ToJson(Uuid.toBase64(uuid), "04")
 
   def jsonToBinaryBase64(json: Json): Option[String] =
-    json.asObject.get(Tag.binary).flatMap(_.asObject).get("base64").flatMap(_.asString)
+    json.asObject.flatMap(_.apply(Tag.binary)).flatMap(_.asObject).flatMap(_.apply("base64")).flatMap(_.asString)
 
   def jsonToUuid(json: Json): UUID =
     Uuid.fromBase64(jsonToBinaryBase64(json).get)