diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
index e8281306..6e64e9b7 100644
--- a/.git-blame-ignore-revs
+++ b/.git-blame-ignore-revs
@@ -1,2 +1,5 @@
 # Scala Steward: Reformat with scalafmt 3.5.9
 f02d194791a9873939a345457964d65bf1e957f7
+
+# Scala Steward: Reformat with scalafmt 3.8.6
+52734ae9409004d8b740d19a30bdb93667efcc45