diff --git a/.vscode/settings.json b/.vscode/settings.json
index 417e4bdf2..10dc93d7c 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -1,5 +1,6 @@
 {
   "haskell.formattingProvider": "fourmolu",
+  "haskell.plugin.fourmolu.config.external": true,
   "[haskell]": {
     "editor.defaultFormatter": "haskell.haskell"
   },