diff --git a/Cargo.toml b/Cargo.toml
index 5fd57da..b4b21d9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,7 @@
 [package]
 name = "icarus-dm"
 version = "0.6.0"
+rust-version = "1.86"
 edition = "2024"