diff --git a/.gitignore b/.gitignore
index 89c2f9150..900fc0a2f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,9 +2,9 @@
 /rendered-docs
 .direnv
 .envrc
-# generated by nix build, nix-build
+# Generated by nix build, nix-build
 result
-# generated by the insta crate
+# Generated by the insta crate
 *.pending-snap
 *.snap*
 !cli/tests/cli-reference@.md.snap
@@ -14,3 +14,6 @@ result
 
 # Generated by setting `JJ_TRACE` environment variable.
 jj-trace-*.json
+
+# To make working on buck2 easier (#1997, #4413)
+/buck-out/