diff --git a/src/pugixml.cpp b/src/pugixml.cpp
index 717fa2ca..652d1e20 100644
--- a/src/pugixml.cpp
+++ b/src/pugixml.cpp
@@ -7460,7 +7460,7 @@ namespace pugi
 	{
 		impl::xml_buffered_writer buffered_writer(writer, encoding);
 
-		if ((flags & format_write_bom) && encoding != encoding_latin1)
+		if ((flags & format_write_bom) && buffered_writer.encoding != encoding_latin1)
 		{
 			// BOM always represents the codepoint U+FEFF, so just write it in native encoding
 		#ifdef PUGIXML_WCHAR_MODE
@@ -7474,7 +7474,7 @@ namespace pugi
 		if (!(flags & format_no_declaration) && !impl::has_declaration(_root))
 		{
 			buffered_writer.write_string(PUGIXML_TEXT("<?xml version=\"1.0\""));
-			if (encoding == encoding_latin1) buffered_writer.write_string(PUGIXML_TEXT(" encoding=\"ISO-8859-1\""));
+			if (buffered_writer.encoding == encoding_latin1) buffered_writer.write_string(PUGIXML_TEXT(" encoding=\"ISO-8859-1\""));
 			buffered_writer.write('?', '>');
 			if (!(flags & format_raw)) buffered_writer.write('\n');
 		}