diff --git a/src/BufferParams.h b/src/BufferParams.h
index 5cb6501c8e..6872c9b9db 100644
--- a/src/BufferParams.h
+++ b/src/BufferParams.h
@@ -252,7 +252,7 @@ public:
 	std::string const dvips_options() const;
 	///
 	std::string const paperSizeName() const;
-	///
+	/// set up if and how babel is called
 	std::string const babelCall(std::string const & lang_opts) const;
 	/// set up the document fonts
 	std::string const loadFonts(std::string const & rm,