diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
index cc625f95ff69..658058d846bb 100644
--- a/.git-blame-ignore-revs
+++ b/.git-blame-ignore-revs
@@ -87,3 +87,6 @@ e2c2ffbe7a1b5d9e32a2ce64279475b50c4cba5b
 
 # [lldb][nfc] Deindent ProcessGDBRemote::SetThreadStopInfo by two levels
 b32931c5b32eb0d2cf37d688b34f8548c9674c19
+
+# [libc++][NFC] Fix inconsistent quoting and spacing in our CSV files
+64946fdaf9864d8279da1c30e4d7214fe13d1427