diff --git a/xmlIO.h b/xmlIO.h
index bc1c63b..8f9b7e0 100644
--- a/xmlIO.h
+++ b/xmlIO.h
@@ -44,7 +44,7 @@
 	xmlAllocParserInputBuffer		(xmlCharEncoding enc);
 
 xmlParserInputBufferPtr
-	xmlParserInputBufferCreateFilename	(const char *filename,
+	xmlParserInputBufferCreateFilename	(const char *URI,
                                                  xmlCharEncoding enc);
 xmlParserInputBufferPtr
 	xmlParserInputBufferCreateFile		(FILE *file,