diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
new file mode 100644
index 00000000..1e3ddf9d
--- /dev/null
+++ b/.git-blame-ignore-revs
@@ -0,0 +1,2 @@
+# Scala Steward: Reformat with scalafmt 3.7.15
+2fd0bf62fcd7a71afe5aa2459cab002d719ffb5f
diff --git a/.scalafmt.conf b/.scalafmt.conf
index 562a2b5c..8c3c6e89 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1,4 +1,4 @@
-version = 3.7.14
+version = 3.7.15
 
 runner.dialect = scala213source3
 maxColumn = 120
diff --git a/build.sbt b/build.sbt
index 6488de27..42e7e84e 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1,10 +1,9 @@
 // SPDX-License-Identifier: Apache-2.0
 
-
 lazy val commonSettings = Seq(
   organization := "edu.berkeley.cs",
   scalaVersion := "2.13.10",
-  crossScalaVersions := Seq("2.13.10"),
+  crossScalaVersions := Seq("2.13.10")
 )
 
 val chiselVersion = "6.0.0-M3"
@@ -33,7 +32,7 @@ lazy val chiseltestSettings = Seq(
     compilerPlugin(("org.chipsalliance" % "chisel-plugin" % chiselVersion).cross(CrossVersion.full))
   ),
   resolvers ++= Resolver.sonatypeOssRepos("snapshots"),
-  resolvers ++= Resolver.sonatypeOssRepos("releases"),
+  resolvers ++= Resolver.sonatypeOssRepos("releases")
 )
 
 lazy val publishSettings = Seq(
@@ -74,10 +73,10 @@ lazy val publishSettings = Seq(
     } else {
       Some("releases".at(nexus + "service/local/staging/deploy/maven2"))
     }
-  },
+  }
 )
 
 lazy val chiseltest = (project in file("."))
   .settings(commonSettings)
   .settings(chiseltestSettings)
-  .settings(publishSettings)
\ No newline at end of file
+  .settings(publishSettings)