1 files changed, 1 insertions, 1 deletions
diff --git a/parser.y b/parser.y
index f0c80f39..2379602f 100644
--- a/parser.y
+++ b/parser.y
@@ -1363,7 +1363,7 @@ int parse(val stream, val name, parser_t *parser)
   parser->prepared_msg = nil;
   parser->syntax_tree = nil;
   yylex_init(&scanner);
-  parser->scanner = (scanner_t *) scanner;
+  parser->scanner = convert(scanner_t *, scanner);
 
   yyset_extra(parser, parser->scanner);