diff --git a/oolong-bson/src/main/scala/oolong/bson/BsonDecoder.scala b/oolong-bson/src/main/scala/oolong/bson/BsonDecoder.scala
index f33802d..71692f7 100644
--- a/oolong-bson/src/main/scala/oolong/bson/BsonDecoder.scala
+++ b/oolong-bson/src/main/scala/oolong/bson/BsonDecoder.scala
@@ -3,7 +3,6 @@ package oolong.bson
 import scala.util.*
 import scala.util.Try
 
-import magnolia1.*
 import oolong.bson.annotation.*
 import oolong.bson.meta.QueryMeta
 import org.bson.BsonNull
@@ -164,7 +163,7 @@ object BsonDecoder {
       }
     }
 
-  inline given derived[T]: BsonDecoder[T] = ${ derivedImpl[T] }
+  inline def derived[T]: BsonDecoder[T] = ${ derivedImpl[T] }
 
   def derivedImpl[T: Type](using q: Quotes): Expr[BsonDecoder[T]] =
     import quotes.reflect.*
diff --git a/oolong-bson/src/main/scala/oolong/bson/BsonEncoder.scala b/oolong-bson/src/main/scala/oolong/bson/BsonEncoder.scala
index d7de4b0..d373a87 100644
--- a/oolong-bson/src/main/scala/oolong/bson/BsonEncoder.scala
+++ b/oolong-bson/src/main/scala/oolong/bson/BsonEncoder.scala
@@ -111,7 +111,7 @@ object BsonEncoder {
       }
     }
 
-  inline given derived[T]: BsonEncoder[T] = ${ derivedImpl[T] }
+  inline def derived[T]: BsonEncoder[T] = ${ derivedImpl[T] }
 
   def derivedImpl[T: Type](using q: Quotes): Expr[BsonEncoder[T]] =
     import quotes.reflect.*
diff --git a/oolong-bson/src/main/scala/oolong/bson/defaultdec.scala b/oolong-bson/src/main/scala/oolong/bson/defaultdec.scala
index 7a4dab5..928fd8d 100644
--- a/oolong-bson/src/main/scala/oolong/bson/defaultdec.scala
+++ b/oolong-bson/src/main/scala/oolong/bson/defaultdec.scala
@@ -10,7 +10,6 @@ import java.util.UUID
 import scala.collection.immutable
 import scala.collection.immutable.Map
 import scala.collection.mutable
-import scala.collection.mutable.Builder
 import scala.concurrent.duration.Duration
 import scala.concurrent.duration.FiniteDuration
 import scala.jdk.CollectionConverters.*
diff --git a/oolong-bson/src/test/scala/oolong/bson/meta/QueryMetaSpec.scala b/oolong-bson/src/test/scala/oolong/bson/meta/QueryMetaSpec.scala
index d250e54..75c5e8f 100644
--- a/oolong-bson/src/test/scala/oolong/bson/meta/QueryMetaSpec.scala
+++ b/oolong-bson/src/test/scala/oolong/bson/meta/QueryMetaSpec.scala
@@ -2,7 +2,6 @@ package oolong.bson.meta
 
 import java.time.Instant
 import scala.annotation.nowarn
-import scala.util.Random
 
 import oolong.bson.meta.*
 import oolong.bson.meta.queryMeta