diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
new file mode 100644
index 0000000..167220f
--- /dev/null
+++ b/.git-blame-ignore-revs
@@ -0,0 +1,2 @@
+# Scala Steward: Reformat with scalafmt 3.8.6
+4c6d0b3c42193e09d9c775dd68cb2aec2fbbbf9f
diff --git a/.scalafmt.conf b/.scalafmt.conf
index c13eb17..4342605 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1,4 +1,4 @@
-version = "3.8.3"
+version = "3.8.6"
 project.git = true
 runner.dialect = scala213
 docstrings.wrap = no
diff --git a/build.sc b/build.sc
index 4262a5b..390ec6d 100644
--- a/build.sc
+++ b/build.sc
@@ -102,7 +102,7 @@ trait ItestCross extends Cross.Module[String] with MillIntegrationTestModule {
 
   override def testInvocations: T[Seq[(PathRef, Seq[TestInvocation.Targets])]] =
     T {
-      val env = if(millTestVersion() >= "0.12")
+      val env = if (millTestVersion() >= "0.12")
         Map(
           "COURSIER_REPOSITORIES" -> s"central sonatype:releases ivy:file://${T.dest.toString.replaceFirst("testInvocations", "test")}/ivyRepo/local/[organisation]/[module]/[revision]/[type]s/[artifact].[ext]"
         )
diff --git a/itest/src/cyclical/build.sc b/itest/src/cyclical/build.sc
index a93ddc1..083dbf2 100644
--- a/itest/src/cyclical/build.sc
+++ b/itest/src/cyclical/build.sc
@@ -21,7 +21,10 @@ object overflow extends ScalaModule {
 }
 
 def checkManifest(ev: Evaluator) = T.command {
-  val projectDir = Iterator.iterate(os.pwd)(_ / os.up).find(dir => os.exists(dir / "manifests.json")).get
+  val projectDir = Iterator
+    .iterate(os.pwd)(_ / os.up)
+    .find(dir => os.exists(dir / "manifests.json"))
+    .get
   val expected = ujson.read(os.read(projectDir / "manifests.json"))
 
   val manifestMapping = Graph.generate(ev)()
diff --git a/itest/src/minimal/build.sc b/itest/src/minimal/build.sc
index 6e1b382..10e911f 100644
--- a/itest/src/minimal/build.sc
+++ b/itest/src/minimal/build.sc
@@ -17,7 +17,10 @@ object minimal extends ScalaModule {
 }
 
 def checkManifest(ev: Evaluator) = T.command {
-  val projectDir = Iterator.iterate(os.pwd)(_ / os.up).find(dir => os.exists(dir / "manifests.json")).get
+  val projectDir = Iterator
+    .iterate(os.pwd)(_ / os.up)
+    .find(dir => os.exists(dir / "manifests.json"))
+    .get
   val expected = ujson.read(os.read(projectDir / "manifests.json"))
 
   val manifestMapping = Graph.generate(ev)()