diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
new file mode 100644
index 0000000..e7abb12
--- /dev/null
+++ b/.git-blame-ignore-revs
@@ -0,0 +1,2 @@
+# Scala Steward: Reformat with scalafmt 3.10.3
+81d252764a9ec8ad342504ba443ec1305f932f27
diff --git a/.scalafmt.conf b/.scalafmt.conf
index b47b5d4..20a3f25 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1,2 +1,2 @@
-version = "3.5.9"
+version = "3.10.3"
 runner.dialect = scala3
diff --git a/build.sbt b/build.sbt
index 43d03ec..ca66cb2 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1,9 +1,9 @@
-val Http4sVersion                  = "1.0.0-M38"
-val Http4sScalaXmlVersion          = Http4sVersion + ".1"
-val Specs2Version                  = "5.0.7"
+val Http4sVersion = "1.0.0-M38"
+val Http4sScalaXmlVersion = Http4sVersion + ".1"
+val Specs2Version = "5.0.7"
 val CatsEffectTestingSpecs2Version = "1.7.0"
-val LogbackVersion                 = "1.5.18"
-val JAnsiVersion                   = "2.4.2"
+val LogbackVersion = "1.5.18"
+val JAnsiVersion = "2.4.2"
 
 lazy val root = (project in file("."))
   .settings(
@@ -12,13 +12,13 @@ lazy val root = (project in file("."))
     version := "0.0.4-SNAPSHOT",
     scalaVersion := "3.7.3",
     libraryDependencies ++= Seq(
-      "org.http4s"           %% "http4s-blaze-server"        % Http4sVersion,
-      "org.http4s"           %% "http4s-blaze-client"        % Http4sVersion,
-      "org.http4s"           %% "http4s-dsl"                 % Http4sVersion,
-      "org.http4s"           %% "http4s-scala-xml"           % Http4sScalaXmlVersion,
-      "ch.qos.logback"       %  "logback-classic"            % LogbackVersion,
-      "org.fusesource.jansi" %  "jansi"                      % JAnsiVersion,
-      "org.typelevel"        %% "cats-effect-testing-specs2" % CatsEffectTestingSpecs2Version % Test
+      "org.http4s" %% "http4s-blaze-server" % Http4sVersion,
+      "org.http4s" %% "http4s-blaze-client" % Http4sVersion,
+      "org.http4s" %% "http4s-dsl" % Http4sVersion,
+      "org.http4s" %% "http4s-scala-xml" % Http4sScalaXmlVersion,
+      "ch.qos.logback" % "logback-classic" % LogbackVersion,
+      "org.fusesource.jansi" % "jansi" % JAnsiVersion,
+      "org.typelevel" %% "cats-effect-testing-specs2" % CatsEffectTestingSpecs2Version % Test
     ),
     scalacOptions ++= Seq(
       "-deprecation",
diff --git a/src/main/scala/Main.scala b/src/main/scala/Main.scala
index 7ae1ae1..d218922 100644
--- a/src/main/scala/Main.scala
+++ b/src/main/scala/Main.scala
@@ -8,7 +8,9 @@ val DEFAULT_PORT = "8080"
 
 object Main extends IOApp:
   def run(args: List[String]): IO[ExitCode] =
-    val port = sys.props.getOrElse("server.port", sys.env.getOrElse("PORT", DEFAULT_PORT)).toInt
+    val port = sys.props
+      .getOrElse("server.port", sys.env.getOrElse("PORT", DEFAULT_PORT))
+      .toInt
     BlazeServerBuilder[IO]
       .bindHttp(port, "0.0.0.0")
       .withHttpApp(PrimeCheckerApp.app)
diff --git a/src/main/scala/PrimeChecker.scala b/src/main/scala/PrimeChecker.scala
index 5489a10..88062c5 100644
--- a/src/main/scala/PrimeChecker.scala
+++ b/src/main/scala/PrimeChecker.scala
@@ -2,12 +2,9 @@ package edu.luc.etl.cs433.laufer.primenumbers
 
 object PrimeChecker:
   def isPrime(i: BigInt): Boolean =
-    if i < 2 then
-      false
-    else if i == 2 then
-      true
-    else if i % 2 == 0 then
-      false
+    if i < 2 then false
+    else if i == 2 then true
+    else if i % 2 == 0 then false
     else
       val sqroot = BigInt(Math.sqrt(i.toDouble).toLong)
       var k = BigInt(3)
diff --git a/src/main/scala/PrimeCheckerApp.scala b/src/main/scala/PrimeCheckerApp.scala
index 4e3c8ff..241961f 100644
--- a/src/main/scala/PrimeCheckerApp.scala
+++ b/src/main/scala/PrimeCheckerApp.scala
@@ -31,8 +31,7 @@ object PrimeCheckerApp:
     case GET -> Root / LongVar(number) =>
       if PrimeChecker.isPrime(BigInt(number)) then
         Ok(s"Yay, $number happens to be a prime!")
-      else
-        NotFound(s"Bummer, $number is not a prime.")
+      else NotFound(s"Bummer, $number is not a prime.")
 
   val app: HttpApp[IO] = routes.orNotFound
 end PrimeCheckerApp
diff --git a/src/test/scala/PrimeCheckerSpec.scala b/src/test/scala/PrimeCheckerSpec.scala
index cc9263f..4959b6e 100644
--- a/src/test/scala/PrimeCheckerSpec.scala
+++ b/src/test/scala/PrimeCheckerSpec.scala
@@ -11,16 +11,17 @@ import org.specs2.matcher.{DataTables, MatchResult}
 class PrimeCheckerSpec extends Specification with DataTables with CatsEffect:
 
   "PrimeChecker method works for values in table" >> (
-    primeTable |> (
-      (number, result) =>
-        PrimeChecker.isPrime(BigInt(number)) must_== result
+    primeTable |> ((number, result) =>
+      PrimeChecker.isPrime(BigInt(number)) must_== result
     )
   )
 
   "PrimeChecker service works for values in table" >> (
-    primeTable |> (
-      (number, result) =>
-        serviceReturnsStatus(number, if result then Status.Ok else Status.NotFound)
+    primeTable |> ((number, result) =>
+      serviceReturnsStatus(
+        number,
+        if result then Status.Ok else Status.NotFound
+      )
     )
   )