diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
index b8e12fa5..67c52b22 100644
--- a/.git-blame-ignore-revs
+++ b/.git-blame-ignore-revs
@@ -15,3 +15,6 @@ c3b04b90d9863ca2c7b7e56bc0bda148ce392642
 
 # Scala Steward: Reformat with scalafmt 3.8.1
 722983fce956bb8b7d3bece5862501811900ed6c
+
+# Scala Steward: Reformat with scalafmt 3.8.6
+3e320c4708f69054b1fbe71235bd8bd8b41bfbd3