diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
index d5a51e53d10d..7d9dde972481 100644
--- a/.git-blame-ignore-revs
+++ b/.git-blame-ignore-revs
@@ -126,3 +126,6 @@ c759efa5e7f825913f9a69ef20f025f50f56dc4d
 bf995e3641950f4183c1dd9010349263dfa0123b
 755b915a158c9d588f08e9b08da9f7f3422070cc
 f8c4a98e8e138e21353a2c33b90db3359f539b37
+
+# vscode-extensions.*: format with nixfmt (RFC 166)
+7bf9febfa6271012b1ef86647a3a06f06875fdcf