diff --git a/README.md b/README.md
index eff2fb5f..ca1bcdea 100644
--- a/README.md
+++ b/README.md
@@ -124,6 +124,6 @@ Feel free to open an issue, discuss using GitHub discussions or open a PR.
 [See CONTRIBUTING.md](https://github.com/Aleph-Alpha/ts-rs/blob/main/CONTRIBUTING.md)
 
 ### MSRV
-The Minimum Supported Rust Version for this crate is 1.80.0
+The Minimum Supported Rust Version for this crate is 1.74.1
 
 License: MIT
diff --git a/ts-rs/Cargo.toml b/ts-rs/Cargo.toml
index 1a750d44..7a4c3c1c 100644
--- a/ts-rs/Cargo.toml
+++ b/ts-rs/Cargo.toml
@@ -15,7 +15,7 @@ categories = [
     "web-programming",
 ]
 readme = "../README.md"
-rust-version = "1.80.0"
+rust-version = "1.74.1"
 
 [features]
 chrono-impl = ["chrono"]
diff --git a/ts-rs/src/lib.rs b/ts-rs/src/lib.rs
index 348844c5..183d62ad 100644
--- a/ts-rs/src/lib.rs
+++ b/ts-rs/src/lib.rs
@@ -122,7 +122,7 @@
 //! [See CONTRIBUTING.md](https://github.com/Aleph-Alpha/ts-rs/blob/main/CONTRIBUTING.md)
 //!
 //! ## MSRV
-//! The Minimum Supported Rust Version for this crate is 1.80.0
+//! The Minimum Supported Rust Version for this crate is 1.74.1
 
 use std::{
     any::TypeId,