diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
new file mode 100644
index 0000000..f7147e4
--- /dev/null
+++ b/.git-blame-ignore-revs
@@ -0,0 +1,2 @@
+# Scala Steward: Reformat with scalafmt 3.8.4
+f97e7cd351bc4b4f5ec40897f2a073949203b911
diff --git a/.scalafmt.conf b/.scalafmt.conf
index eed7384..0ee3ee7 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -7,7 +7,7 @@ continuationIndent.defnSite = 2
 docstrings.style = keep
 includeCurlyBraceInSelectChains = false
 optIn.breakChainOnFirstMethodDot = false
-version = "3.8.3"
+version = "3.8.4"
 rewrite.scala3.convertToNewSyntax = true
 runner.dialectOverride.allowSignificantIndentation = false
 runner.dialectOverride.allowAsForImportRename = false
diff --git a/build.sbt b/build.sbt
index 1992ea9..ec6e4e3 100644
--- a/build.sbt
+++ b/build.sbt
@@ -32,9 +32,8 @@ val scriptedSettings = Seq(
   },
   sbtTestDirectory := file("test"),
   scriptedBufferLog := false,
-  scriptedLaunchOpts ++= ManagementFactory.getRuntimeMXBean.getInputArguments.asScala.toList.filter(a =>
-    Seq("-Xmx", "-Xms", "-XX", "-Dsbt.log.noformat").exists(a.startsWith)
-  ),
+  scriptedLaunchOpts ++= ManagementFactory.getRuntimeMXBean.getInputArguments.asScala.toList
+    .filter(a => Seq("-Xmx", "-Xms", "-XX", "-Dsbt.log.noformat").exists(a.startsWith)),
   scriptedLaunchOpts ++= Seq(
     s"-Dprotoc-lint-version=${version.value}",
     s"-Dprotoc-lint-artifact-id=${name.value}"