3 files changed, 5 insertions, 5 deletions
diff --git a/src/parse/lex.cpp b/src/parse/lex.cpp
index dfa8b489..fd6044f4 100644
--- a/src/parse/lex.cpp
+++ b/src/parse/lex.cpp
@@ -22,8 +22,8 @@
 
 const bool DEBUG_PRINT_TOKENS = false;
 
-Lexer::Lexer(::std::string filename):
-    m_path(filename),
+Lexer::Lexer(const ::std::string& filename):
+    m_path(filename.c_str()),
     m_line(1),
     m_line_ofs(0),
     m_istream(filename.c_str()),
diff --git a/src/parse/lex.hpp b/src/parse/lex.hpp
index ccd0ab8a..a626a374 100644
--- a/src/parse/lex.hpp
+++ b/src/parse/lex.hpp
@@ -107,7 +107,7 @@ extern ::std::string& operator+=(::std::string& s, const Codepoint& cp);
 class Lexer:
     public TokenStream
 {
-    ::std::string   m_path;
+    RcString    m_path;
     unsigned int m_line;
     unsigned int m_line_ofs;
 
@@ -116,7 +116,7 @@ class Lexer:
     char    m_last_char;
     Token   m_next_token;   // Used when lexing generated two tokens
 public:
-    Lexer(::std::string filename);
+    Lexer(const ::std::string& filename);
 
     virtual Position getPosition() const override;
     virtual Token realGetToken() override;
diff --git a/src/parse/token.hpp b/src/parse/token.hpp
index e2e1f16f..0a72cec1 100644
--- a/src/parse/token.hpp
+++ b/src/parse/token.hpp
@@ -26,7 +26,7 @@ public:
         line(0),
         ofs(0)
     {}
-    Position(::std::string filename, unsigned int line, unsigned int ofs):
+    Position(RcString filename, unsigned int line, unsigned int ofs):
         filename(filename),
         line(line),
         ofs(ofs)