diff --git a/src/core/main.cpp b/src/core/main.cpp
index 5313811d1..bf5d8d2ef 100644
--- a/src/core/main.cpp
+++ b/src/core/main.cpp
@@ -217,12 +217,10 @@ int main( int argc, char * * argv )
 		else if( argc > i+1 && ( QString( argv[i] ) == "--upgrade" ||
 						QString( argv[i] ) == "-u" ) )
 		{
-			QString inFile( argv[i + 1] );
-			DataFile dataFile( inFile );
+			DataFile dataFile( QString::fromLocal8Bit( argv[i + 1] ) );
 			if (argc > i+2)
 			{
-				const QString outFile = argv[i + 2];
-				dataFile.writeFile( outFile );
+				dataFile.writeFile( QString::fromLocal8Bit( argv[i + 2] ) );
 			}
 			else
 			{
@@ -246,7 +244,7 @@ int main( int argc, char * * argv )
 		else if( argc > i && ( QString( argv[i] ) == "--dump" ||
 						QString( argv[i] ) == "-d" ) )
 		{
-			QFile f( argv[i + 1] );
+			QFile f( QString::fromLocal8Bit( argv[i + 1] ) );
 			f.open( QIODevice::ReadOnly );
 			QString d = qUncompress( f.readAll() );
 			printf( "%s\n", d.toUtf8().constData() );
@@ -255,14 +253,14 @@ int main( int argc, char * * argv )
 		else if( argc > i && ( QString( argv[i] ) == "--render" ||
 						QString( argv[i] ) == "-r" ) )
 		{
-			file_to_load = QString( argv[i + 1] );
+			file_to_load = QString::fromLocal8Bit( argv[i + 1] );
 			render_out = baseName( file_to_load ) + ".";
 			++i;
 		}
 		else if( argc > i && ( QString( argv[i] ) == "--output" ||
 						QString( argv[i] ) == "-o" ) )
 		{
-			render_out = baseName( QString( argv[i + 1] ) ) + ".";
+			render_out = baseName( QString::fromLocal8Bit( argv[i + 1] ) ) + ".";
 			++i;
 		}
 		else if( argc > i &&
@@ -386,7 +384,7 @@ int main( int argc, char * * argv )
 		else if( argc > i &&
 				( QString( argv[i] ) == "--import" ) )
 		{
-			file_to_import = argv[i+1];
+			file_to_import = QString::fromLocal8Bit( argv[i+1] );
 			++i;
 			// exit after import? (only for debugging)
 			if( argc > i && QString( argv[i+1] ) == "-e" )
@@ -396,7 +394,7 @@ int main( int argc, char * * argv )
 		}
 		else if( argc > i && ( QString( argv[i] ) == "--profile" || QString( argv[i] ) == "-p" ) )
 		{
-			profilerOutputFile = argv[i+1];
+			profilerOutputFile = QString::fromLocal8Bit( argv[i+1] );
 			++i;
 		}
 		else
@@ -407,7 +405,7 @@ int main( int argc, char * * argv )
 	"Try \"%s --help\" for more information.\n\n", argv[i], argv[0] );
 				return( EXIT_FAILURE );
 			}
-			file_to_load = argv[i];
+			file_to_load = QString::fromLocal8Bit( argv[i] );
 		}
 	}