diff --git a/Cargo.toml b/Cargo.toml
index 4c617ec..a6ea7dc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@ name = "udpt-rs"
 version = "3.1.1"
 authors = ["Naim A. <naim@abda.nl>"]
 description = "High performance torrent tracker"
-edition = "2018"
+edition = "2021"
 
 [profile.release]
 lto = "fat"