diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
new file mode 100644
index 0000000..fee81c0
--- /dev/null
+++ b/.git-blame-ignore-revs
@@ -0,0 +1,2 @@
+# Scala Steward: Reformat with scalafmt 3.8.5
+be725417401e3366c5cced46684003fce37f9194
diff --git a/.scalafmt.conf b/.scalafmt.conf
index 2cc4941..2a91bbb 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1,4 +1,4 @@
-version = "3.8.3"
+version = "3.8.5"
 
 maxColumn = 100
 runner.dialect = scala213
diff --git a/build.mill b/build.mill
index 544f08e..39d4d76 100644
--- a/build.mill
+++ b/build.mill
@@ -16,7 +16,7 @@ val scalaVersions = List("2.12.20", "2.13.15", "3.3.4") ++ scalaNextVersion
 val scalaNativeVer = "0.5.6"
 
 trait MimaCheck extends Mima {
-   def mimaPreviousVersions = Seq("0.6.9", "0.7.0", "0.7.1", "0.8.0","0.8.2", "0.9.0").distinct
+  def mimaPreviousVersions = Seq("0.6.9", "0.7.0", "0.7.1", "0.8.0", "0.8.2", "0.9.0").distinct
 
   override def mimaBinaryIssueFilters = Seq(
     ProblemFilter.exclude[ReversedMissingMethodProblem]("requests.BaseSession.send"),
@@ -36,8 +36,8 @@ trait RequestsPublishModule extends PublishModule with MimaCheck {
     licenses = Seq(License.MIT),
     versionControl = VersionControl.github("com-lihaoyi", "requests-scala"),
     developers = Seq(
-      Developer("lihaoyi", "Li Haoyi", "https://github.com/lihaoyi")
-    )
+      Developer("lihaoyi", "Li Haoyi", "https://github.com/lihaoyi"),
+    ),
   )
 
   def ivyDeps = Agg(ivy"com.lihaoyi::geny::1.1.1")
@@ -52,7 +52,7 @@ trait RequestsTestModule extends TestModule.Utest {
   def ivyDeps = Agg(
     ivy"com.lihaoyi::utest::0.7.10",
     ivy"com.lihaoyi::ujson::1.3.13",
-    ivy"com.dimafeng::testcontainers-scala-core:0.41.3"
+    ivy"com.dimafeng::testcontainers-scala-core:0.41.3",
   )
 }