diff --git a/.git-blame-ignore-revs b/.git-blame-ignore-revs
new file mode 100644
index 00000000..638d4c37
--- /dev/null
+++ b/.git-blame-ignore-revs
@@ -0,0 +1,2 @@
+# Initial pre-commit reformat: https://github.com/jupyterlab/jupyterlab_server/pull/257
+1b0e2577b123e3cf34e6e9490e0604ad4c8ba596