diff --git a/command_attr/Cargo.toml b/command_attr/Cargo.toml
index 8eee373a131..83e49479b84 100644
--- a/command_attr/Cargo.toml
+++ b/command_attr/Cargo.toml
@@ -2,7 +2,7 @@
 name = "command_attr"
 version = "0.5.1"
 authors = ["acdenisSK <acdenissk69@gmail.com>"]
-edition = "2018"
+edition = "2021"
 description = "Procedural macros for command creation for the Serenity library."
 license = "ISC"