diff --git a/src/tex2lyx/preamble.cpp b/src/tex2lyx/preamble.cpp
index 328c7bc5bc..d2218f40eb 100644
--- a/src/tex2lyx/preamble.cpp
+++ b/src/tex2lyx/preamble.cpp
@@ -311,7 +311,7 @@ void handle_package(Parser &p, string const & name, string const & opts,
 			one_language = false;
 			h_inputencoding = "auto";
 		}
-		// babel takes the the last language of the option of its \usepackage
+		// babel takes the last language of the option of its \usepackage
 		// call as document language. If there is no such language option, the
 		// last language in the documentclass options is used.
 		handle_opt(options, known_languages, h_language);
@@ -340,10 +340,12 @@ void handle_package(Parser &p, string const & name, string const & opts,
 		 ;// ignore this
 
 	else if (name == "inputenc") {
-		// only set when there is not more than one inputenc
-		// option therefore check for the "," character also
-		// only set when there is not more then one babel
-		// language option
+		// h_inputencoding is only set when there is not more than one
+		// inputenc option because otherwise h_inputencoding must be
+		// set to "auto" (the default encoding of the document language)
+		// Therefore check for the "," character.
+		// It is also only set when there is not more then one babel
+		// language option but this is handled in the routine for babel.
 		if (opts.find(",") == string::npos && one_language == true) {
 			if (opts == "ascii")
 				//change ascii to auto to be in the unicode range, see