diff --git a/Rust/Cargo.toml b/Rust/Cargo.toml
index a9141b7..2fb8095 100644
--- a/Rust/Cargo.toml
+++ b/Rust/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "fastnoise-lite"
 version = "1.1.0"
-edition = "2023"
+edition = "2021"
 license = "MIT"
 description = "FastNoiseLite is an extremely portable open source noise generation library with a large selection of noise algorithms"
 repository = "https://github.com/Auburn/FastNoiseLite"