diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
index 63318f3144..8381270718 100644
--- a/.git-blame-ignore-revs
+++ b/.git-blame-ignore-revs
@@ -76,3 +76,6 @@ c44c0b7cbdab11d85176cfe062288fdcba16c56a
 
 # Scala Steward: Reformat with scalafmt 3.8.2
 38b03829b4e38e983521f3efd7e589d315658f18
+
+# Scala Steward: Reformat with scalafmt 3.8.4
+f48453e60a8d11f74acc7a10d3a9da90b8acd4af