diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
index de8ca0f4..3a25db46 100644
--- a/.git-blame-ignore-revs
+++ b/.git-blame-ignore-revs
@@ -6,3 +6,6 @@
 
 # Scala Steward: Reformat with scalafmt 3.7.1
 005a27dcde36c4f71bee0944d16c368a3ada2040
+
+# Scala Steward: Reformat with scalafmt 3.8.5
+4cd878c759db187f021e7eefda2ea330ac7bb142
diff --git a/.scalafmt.conf b/.scalafmt.conf
index bf451704..66ceeb6e 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1,4 +1,4 @@
-version = "3.8.3"
+version = "3.8.5"
 
 align.preset = more
 maxColumn = 100
diff --git a/core/shared/src/main/scala-2/caseapp/core/parser/HListParserBuilder.scala b/core/shared/src/main/scala-2/caseapp/core/parser/HListParserBuilder.scala
index 945c6e59..ca9acd49 100644
--- a/core/shared/src/main/scala-2/caseapp/core/parser/HListParserBuilder.scala
+++ b/core/shared/src/main/scala-2/caseapp/core/parser/HListParserBuilder.scala
@@ -59,7 +59,7 @@ object HListParserBuilder extends LowPriorityHListParserBuilder {
     T <: HList,
     R <: HList,
     P0 <: HList
-  ]                                                        =
+  ] =
     HListParserBuilder[L, D, N, V, M, G, H, T, R] { type P = P0 }
 
   def instance[