diff --git a/Cargo.toml b/Cargo.toml
index 1c3187b..287e1a1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,7 @@
 name = "default-net"
 version = "0.9.0"
 authors = ["shellrow <shellrow@protonmail.com>"]
-edition = "2018"
+edition = "2021"
 description = "Cross-platform library for network interface and gateway"
 repository = "https://github.com/shellrow/default-net"
 readme = "README.md"