chore: bump edition to 2021

1 files changed, 1 insertions, 1 deletions

diff --git a/Cargo.toml b/Cargo.toml
index 0775349..b1d5016 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,7 +9,7 @@ similar-asserts = "1.4.2"
 name = "html5tokenizer"
 authors = ["Martin Fischer <martin@push-f.com>", "Markus Unterwaditzer <markus-honeypot@unterwaditzer.net>"]
 description = "An HTML5 tokenizer with code span support."
-edition = "2018"
+edition = "2021"
 readme = "README.md"
 keywords = ["html", "html5", "whatwg", "parser", "tokenizer"]
 categories = ["parser-implementations", "web-programming"]