diff --git a/aegisub/browse_button.cpp b/aegisub/browse_button.cpp
index 3989606c2..b2c8d502d 100644
--- a/aegisub/browse_button.cpp
+++ b/aegisub/browse_button.cpp
@@ -47,7 +47,7 @@
 ///////////////
 // Constructor
 BrowseButton::BrowseButton(wxWindow *parent,int id,wxString text,BrowseType _type,wxPoint position,wxSize size)
-: wxButton (parent,id,text == _T("") ? _("Browse...") : text,position,size)
+: wxButton (parent,id,text == wxString(_T("")) ? wxString(_("Browse...")) : text,position,size)
 {
 	type = _type;
 	ctrl[0] = NULL;
diff --git a/aegisub/dialog_spellchecker.cpp b/aegisub/dialog_spellchecker.cpp
index 16fa3279f..60ced470e 100644
--- a/aegisub/dialog_spellchecker.cpp
+++ b/aegisub/dialog_spellchecker.cpp
@@ -33,8 +33,6 @@
 // Contact: mailto:zeratul@cellosoft.com
 //
 
-#pragma once
-
 ///////////
 // Headers
 #include <wx/intl.h>
diff --git a/aegisub/text_file_reader.cpp b/aegisub/text_file_reader.cpp
index 82d6e2d8c..f1cd7e2aa 100644
--- a/aegisub/text_file_reader.cpp
+++ b/aegisub/text_file_reader.cpp
@@ -110,7 +110,7 @@ wxString TextFileReader::GetEncoding(const wxString _filename) {
 	CloseHandle(ifile);
 #else
 	ifstream ifile;
-	ifile.open(wxFNCONV(_filename).c_str());
+	ifile.open(wxFNCONV(_filename));
 	if (!ifile.is_open()) {
 		return _T("unknown");
 	}
@@ -279,7 +279,7 @@ void TextFileReader::Open() {
 		throw _T("Failed opening file for reading.");
 	}
 #else
-	file.open(wxFNCONV(filename).c_str(),std::ios::in | std::ios::binary);
+	file.open(wxFNCONV(filename),std::ios::in | std::ios::binary);
 	if (!file.is_open()) {
 		throw _T("Failed opening file for reading.");
 	}