diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
new file mode 100644
index 0000000..6742cac
--- /dev/null
+++ b/.git-blame-ignore-revs
@@ -0,0 +1,2 @@
+# Scala Steward: Reformat with scalafmt 3.7.1
+e08f3b0e71ece223ee8d2c3605c8d82761d21682
diff --git a/.scalafmt.conf b/.scalafmt.conf
index 465c52c..a7b3949 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1,4 +1,4 @@
-version = "3.4.3"
+version = "3.7.1"
 
 preset         = "defaultWithAlign"
 runner.dialect = "scala213source3"
diff --git a/build.sbt b/build.sbt
index cda9dcd..2e75857 100644
--- a/build.sbt
+++ b/build.sbt
@@ -26,10 +26,17 @@ lazy val proto_test: Project = project
   .settings(
     libraryDependencies ++= Seq(
       // scalapb
-      "com.thesamet.scalapb" %% "scalapb-runtime" % scalapbVersion % "protobuf"),
+      "com.thesamet.scalapb" %% "scalapb-runtime" % scalapbVersion % "protobuf"
+    ),
     name := "protogen",
     Test / PB.protoSources ++= Seq(file("proto")),
     Test / PB.includePaths ++= Seq(file("proto/test")),
     Test / PB.targets := Seq(
       scalapb
-        .gen(flatPackage = false, javaConversions = false, grpc = true) -> (Test / sourceManaged).value / "scalapb"))
+        .gen(
+          flatPackage = false,
+          javaConversions = false,
+          grpc = true
+        ) -> (Test / sourceManaged).value / "scalapb"
+    )
+  )
diff --git a/project/BuildSettings.scala b/project/BuildSettings.scala
index d96b671..5cd8a6a 100644
--- a/project/BuildSettings.scala
+++ b/project/BuildSettings.scala
@@ -1,9 +1,9 @@
-import sbt.{ plugins, AutoPlugin, Plugins }
+import sbt.{ AutoPlugin, Plugins, plugins }
 import sbt.Keys.{ dependencyOverrides, libraryDependencies }
 
 /**
- * Dependencies that will be used by any lagompb based project
- */
+  * Dependencies that will be used by any lagompb based project
+  */
 object BuildSettings extends AutoPlugin {
   override def requires: Plugins = plugins.JvmPlugin
 
diff --git a/project/CommonSettings.scala b/project/CommonSettings.scala
index 606530e..d25f720 100644
--- a/project/CommonSettings.scala
+++ b/project/CommonSettings.scala
@@ -9,31 +9,40 @@ object CommonSettings extends AutoPlugin {
 
   override def globalSettings =
     Seq(
-      scalaVersion := Versions.Scala213,
-      organization := "io.superflat",
-      organizationName := "Super Flat",
-      startYear := Some(2020),
+      scalaVersion         := Versions.Scala213,
+      organization         := "io.superflat",
+      organizationName     := "Super Flat",
+      startYear            := Some(2020),
       organizationHomepage := Some(url("https://superflat.io/")),
-      homepage := Some(url("https://github.com/super-flat/scala-otel-tools")),
+      homepage             := Some(url("https://github.com/super-flat/scala-otel-tools")),
       scmInfo := Some(
         ScmInfo(
           url("https://github.com/super-flat/scala-otel-tools"),
-          "git@github.com:super-flat/scala-otel-tools.git")),
+          "git@github.com:super-flat/scala-otel-tools.git"
+        )
+      ),
       licenses := List("Apache-2.0" -> url("http://www.apache.org/licenses/LICENSE-2.0")),
       developers += Developer(
         "contributors",
         "Contributors",
         "",
-        url("https://github.com/super-flat/scala-otel-tools/graphs/contributors")),
-      description := "scala-otel-tools - Scala shared code for telemetry.\n")
+        url("https://github.com/super-flat/scala-otel-tools/graphs/contributors")
+      ),
+      description := "scala-otel-tools - Scala shared code for telemetry.\n"
+    )
 
   override def projectSettings =
     Seq(
       scalacOptions ++= Seq("-Xfatal-warnings", "-deprecation", "-Xlint"),
-      resolvers ++= Seq(Resolver.jcenterRepo, Resolver.sonatypeRepo("public"), Resolver.sonatypeRepo("snapshots")),
+      resolvers ++= Seq(
+        Resolver.jcenterRepo,
+        Resolver.sonatypeRepo("public"),
+        Resolver.sonatypeRepo("snapshots")
+      ),
       scalafmtOnCompile := true,
       // show full stack traces and test case durations
       Test / testOptions += Tests.Argument("-oDF"),
       Test / logBuffered := false,
-      Test / fork := true)
+      Test / fork        := true
+    )
 }
diff --git a/project/Publish.scala b/project/Publish.scala
index 4f9b551..05a1916 100644
--- a/project/Publish.scala
+++ b/project/Publish.scala
@@ -1,9 +1,9 @@
 import sbt.Keys.{ publishArtifact, skip, _ }
-import sbt.{ plugins, AutoPlugin, _ }
+import sbt.{ AutoPlugin, plugins, _ }
 
 /**
- * For projects that are not to be published.
- */
+  * For projects that are not to be published.
+  */
 object NoPublish extends AutoPlugin {
   override def requires: Plugins = plugins.JvmPlugin