diff --git a/src/ThemeManager.cpp b/src/ThemeManager.cpp
index d1626372e0..1d57b5dc60 100644
--- a/src/ThemeManager.cpp
+++ b/src/ThemeManager.cpp
@@ -1181,20 +1181,20 @@ void ThemeManager::GetOptionNames( vector<RString>& AddTo )
 
 static RString PseudoLocalize( RString s )
 {
-	s.Replace( "a", "àá" );
-	s.Replace( "A", "ÀÀ" );
-	s.Replace( "e", "éé" );
-	s.Replace( "E", "ÉÉ" );
-	s.Replace( "i", "íí" );
-	s.Replace( "I", "ÍÍ" );
-	s.Replace( "o", "óó" );
-	s.Replace( "O", "ÓÓ" );
-	s.Replace( "u", "üü" );
-	s.Replace( "U", "ÜÜ" );
-	s.Replace( "n", "ñ" );
-	s.Replace( "N", "Ñ" );
-	s.Replace( "c", "ç" );
-	s.Replace( "C", "Ç" );
+	s.Replace( "a", "\xc3\xa0\xc3\xa1" ); // àá
+	s.Replace( "A", "\xc3\x80\xc3\x80" ); // ÀÀ
+	s.Replace( "e", "\xc3\xa9\xc3\xa9" ); // éé
+	s.Replace( "E", "\xc3\x89\xc3\x89" ); // ÉÉ
+	s.Replace( "i", "\xc3\xad\xc3\xad" ); // íí
+	s.Replace( "I", "\xc3\x8d\xc3\x8d" ); // ÍÍ
+	s.Replace( "o", "\xc3\xb3\xc3\xb3" ); // óó
+	s.Replace( "O", "\xc3\x93\xc3\x93" ); // ÓÓ
+	s.Replace( "u", "\xc3\xbc\xc3\xbc" ); // üü
+	s.Replace( "U", "\xc3\x9c\xc3\x9c" ); // ÜÜ
+	s.Replace( "n", "\xc3\xb1" ); // ñ
+	s.Replace( "N", "\xc3\x91" ); // Ñ
+	s.Replace( "c", "\xc3\xa7" ); // ç
+	s.Replace( "C", "\xc3\x87" ); // Ç
 	// transformations that help expose punctuation assumptions
 	//s.Replace( ":", " :" );	// this messes up "::" help text tip separator markers
 	s.Replace( "?", " ?" );