diff --git a/Cargo.toml b/Cargo.toml
index 00f8749401..b0ad144a59 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,7 +6,7 @@ license = "MIT"
 authors = ["Jeremy Soller <jackpot51@gmail.com>"]
 repository = "https://gitlab.redox-os.org/redox-os/installer"
 default-run = "redox_installer"
-edition = "2018"
+edition = "2021"
 
 [[bin]]
 name = "redox_installer"