diff --git a/Cargo.toml b/Cargo.toml
index e491bdd..a1ce3af 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@ name = "irc"
 version = "0.15.0"
 authors = ["Aaron Weiss <aweiss@hey.com>"]
 edition = "2018"
-rust-version = "1.60"
+rust-version = "1.67"
 description = "the irc crate – usable, async IRC for Rust "
 documentation = "https://docs.rs/irc/"
 readme = "README.md"