diff --git a/Cargo.toml b/Cargo.toml
index ac558d929b..b2c803ac13 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -30,7 +30,7 @@ resolver = "2"
 authors = ["Parity Technologies <admin@parity.io>"]
 edition = "2021"
 version = "0.32.1"
-rust-version = "1.70.0"
+rust-version = "1.74.0"
 license = "Apache-2.0 OR GPL-3.0"
 repository = "https://github.com/paritytech/subxt"
 documentation = "https://docs.rs/subxt"