diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
index 858ae47b..c4ca47aa 100644
--- a/.git-blame-ignore-revs
+++ b/.git-blame-ignore-revs
@@ -9,3 +9,6 @@ b21dd81cb00c6caae3a508dc96adedb2e6eefe1d
 
 # Scala Steward: Reformat with scalafmt 3.8.2
 08e9ff21bc91b63d2879e72a31d322b46a1d2c10
+
+# Scala Steward: Reformat with scalafmt 3.8.6
+38cfaa6903860500672b2ef6cf283e8877e8c876
diff --git a/.scalafmt.conf b/.scalafmt.conf
index 37cdd182..6c7d7f4a 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1,4 +1,4 @@
-version = 3.8.3
+version = 3.8.6
 
 runner.dialect = scala213source3
 
diff --git a/desert-core/src/main/scala/io/github/vigoo/desert/internal/AdtCodec.scala b/desert-core/src/main/scala/io/github/vigoo/desert/internal/AdtCodec.scala
index 3f2ad9ca..ff913f72 100644
--- a/desert-core/src/main/scala/io/github/vigoo/desert/internal/AdtCodec.scala
+++ b/desert-core/src/main/scala/io/github/vigoo/desert/internal/AdtCodec.scala
@@ -180,7 +180,7 @@ class AdtCodec[T, BuilderState](
       val serializedEvolutionSteps = new Array[SerializedEvolutionStep](storedVer + 1)
       for (v <- 0 to storedVer)
         serializedEvolutionSteps(v) = read[SerializedEvolutionStep]()
-      val chunks = new Array[Array[Byte]](serializedEvolutionSteps.length)
+      val chunks                   = new Array[Array[Byte]](serializedEvolutionSteps.length)
       for (v <- 0 to storedVer)
         serializedEvolutionSteps(v) match {
           case SerializedEvolutionStep.FieldAddedToNewChunk(size) =>
diff --git a/desert-core/src/test/scala/io/github/vigoo/desert/CollectionSerializationSpec.scala b/desert-core/src/test/scala/io/github/vigoo/desert/CollectionSerializationSpec.scala
index c331ec1f..15192eea 100644
--- a/desert-core/src/test/scala/io/github/vigoo/desert/CollectionSerializationSpec.scala
+++ b/desert-core/src/test/scala/io/github/vigoo/desert/CollectionSerializationSpec.scala
@@ -18,7 +18,7 @@ object CollectionSerializationSpec extends ZIOSpecDefault with SerializationProp
       test("try")(
         canBeSerialized(
           Gen.either(Gen.throwable, Gen.string).map(_.toTry),
-          Some({ (source: Try[String]) =>
+          Some { (source: Try[String]) =>
             import Assertion._
 
             source match {
@@ -27,7 +27,7 @@ object CollectionSerializationSpec extends ZIOSpecDefault with SerializationProp
               case Success(value)     =>
                 isSuccess(equalTo(value))
             }
-          })
+          }
         )
       ),
       test("unknown sized collection serializer is stack safe") {