diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
index 32a4c19e5e..b7d4ec82c7 100644
--- a/.git-blame-ignore-revs
+++ b/.git-blame-ignore-revs
@@ -47,3 +47,6 @@ ec8bb45ea1603f3862041fa9e8ec274afd9bbbfd
 
 # auto upgrade typing idioms from Python 3.8 to 3.9
 4cfd370a8445abd4620e3853c2c047ee3d649fd7
+
+# migration: black -> ruff-format
+3214662dc7d53f7ac56b3589c5a27ef075f83ab4