diff --git a/.config/helix/languages.toml b/.config/helix/languages.toml
index cafc1854..a658171d 100644
--- a/.config/helix/languages.toml
+++ b/.config/helix/languages.toml
@@ -6,7 +6,14 @@ workspace.library = [
 
 [language-server.tinymist]
 command = "tinymist"
-config = { exportPdf = "onSave", outputPath = "$root/target/$dir/$name" }
+[language-server.tinymist.config]
+exportPdf = "onSave"
+outputPath = "$root/target/$dir/$name"
+formatterMode = "typstyle"
+
+[[language]]
+name = "typst"
+auto-format = true
 
 [language-server.buffer-language-server]
 command = "buffer-language-server"