diff --git a/http_parser.c b/http_parser.c
index e94075d8..3f9bfdcc 100644
--- a/http_parser.c
+++ b/http_parser.c
@@ -1545,6 +1545,7 @@ size_t http_parser_execute (http_parser *parser,
   return len;
 
 error:
+  parser->state = s_dead;
   return (p - data);
 }