diff --git a/.config/helix/languages.toml b/.config/helix/languages.toml
index 08ac411..af91d13 100644
--- a/.config/helix/languages.toml
+++ b/.config/helix/languages.toml
@@ -14,3 +14,7 @@ command = "ruff-lsp"
 [[language]]
 name = "markdown"
 soft-wrap.enable = true
+
+[[language]]
+name = "javascript"
+auto-format = true
diff --git a/.config/ruff/pyproject.toml b/.config/ruff/pyproject.toml
index 827b54b..297c888 100644
--- a/.config/ruff/pyproject.toml
+++ b/.config/ruff/pyproject.toml
@@ -9,7 +9,7 @@ preview = true
 # Dismissed selections:
 # - CPY: Copyright notice screamer; I don't care
 # - TD: Overly opinionated on FIXME/TODO format. FIX covers better
-select = [
+lint.select = [
     "ANN", # enforce type annotations
     "A",   # prevent using keywords that clobber python builtins
     "ARG", # argument usage checking
@@ -40,7 +40,7 @@ select = [
     "W",   # pycodestyle warnings
 ]
 
-ignore = [
+lint.ignore = [
     "ANN101", # No type hint for "self" - not necessary and makes noisy code
     "D203",   # Blank line required before class docstring - conflicts with ruff's own formatter
     "D211",   # No line before class, incompatible with D203 - one line before class