diff --git a/src/output_latex.cpp b/src/output_latex.cpp
index 97a5077bb5..1178a3b459 100644
--- a/src/output_latex.cpp
+++ b/src/output_latex.cpp
@@ -600,7 +600,7 @@ void addArgInsets(Paragraph const & par, string const & prefix,
 		string const name = prefix.empty() ?
 			arg->name() : split(arg->name(), ':');
 		size_t const nr = convert<size_t>(name);
-        ilist.insert({nr, arg});
+		ilist.insert({nr, arg});
 		Layout::LaTeXArgMap::const_iterator const lit =
 			latexargs.find(arg->name());
 		if (lit != latexargs.end()) {
diff --git a/src/tex2lyx/Preamble.cpp b/src/tex2lyx/Preamble.cpp
index ebaa2f02b5..f7303b6404 100644
--- a/src/tex2lyx/Preamble.cpp
+++ b/src/tex2lyx/Preamble.cpp
@@ -445,7 +445,7 @@ int Preamble::getSpecialTableColumnArguments(char c) const
 void Preamble::add_package(string const & name, vector<string> & options)
 {
 	// every package inherits the global options
-    used_packages.insert({name, split_options(h_options)});
+	used_packages.insert({name, split_options(h_options)});
 
 	// Insert options passed via PassOptionsToPackage
 	for (auto const & p : extra_package_options_) {