diff --git a/docs/configuration.md b/docs/configuration.md
index a2d71effc..ff61b70ca 100644
--- a/docs/configuration.md
+++ b/docs/configuration.md
@@ -436,3 +436,5 @@ LC_MESSAGES="en-us"
 LANG="zh-cn"
 LANGUAGE="fr"
 ```
+
+Please note that when running in VS Code, VS Code's locale takes precedence. Setting these environment variables only applies when using Pyright outside of VS code.