diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
new file mode 100644
index 0000000000..6821286758
--- /dev/null
+++ b/.git-blame-ignore-revs
@@ -0,0 +1,2 @@
+# Adopt swift-format
+c9756e108351a1def2e2c83ff5ee6fb9bcbc3bbf