diff --git a/.github/workflows/ml-kem.yml b/.github/workflows/ml-kem.yml
index 2e8afd3..ebf9375 100644
--- a/.github/workflows/ml-kem.yml
+++ b/.github/workflows/ml-kem.yml
@@ -21,7 +21,7 @@ jobs:
   set-msrv:
     uses: RustCrypto/actions/.github/workflows/set-msrv.yml@master
     with:
-      msrv: 1.74.0
+      msrv: 1.81.0
 
   minimal-versions:
     # temporarily disabled as requested by Tony (https://github.com/RustCrypto/KEMs/pull/15#pullrequestreview-2006378802)
diff --git a/Cargo.lock b/Cargo.lock
index f5dfc2d..a8e53bb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -411,9 +411,9 @@ dependencies = [
 
 [[package]]
 name = "hybrid-array"
-version = "0.2.0-rc.9"
+version = "0.2.0-rc.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4d306b679262030ad8813a82d4915fc04efff97776e4db7f8eb5137039d56400"
+checksum = "a5a41e5b0754cae5aaf7915f1df1147ba8d316fc6e019cfcc00fbaba96d5e030"
 dependencies = [
  "typenum",
 ]
diff --git a/ml-kem/Cargo.toml b/ml-kem/Cargo.toml
index 9f50f7b..55ba8d1 100644
--- a/ml-kem/Cargo.toml
+++ b/ml-kem/Cargo.toml
@@ -6,7 +6,7 @@ Pure Rust implementation of the Module-Lattice-Based Key-Encapsulation Mechanism
 """
 version = "0.2.1"
 edition = "2021"
-rust-version = "1.74"
+rust-version = "1.81"
 license = "Apache-2.0 OR MIT"
 readme = "README.md"
 homepage = "https://github.com/RustCrypto/KEMs/tree/master/ml-kem"
diff --git a/ml-kem/README.md b/ml-kem/README.md
index 0add35d..75efc6c 100644
--- a/ml-kem/README.md
+++ b/ml-kem/README.md
@@ -38,7 +38,7 @@ USE AT YOUR OWN RISK!
 
 ## Minimum Supported Rust Version
 
-This crate requires **Rust 1.74** at a minimum.
+This crate requires **Rust 1.81** at a minimum.
 
 We may change the MSRV in the future, but it will be accompanied by a minor
 version bump.
@@ -67,7 +67,7 @@ dual licensed as above, without any additional terms or conditions.
 [build-image]: https://github.com/RustCrypto/KEMs/actions/workflows/ml-kem.yml/badge.svg
 [build-link]: https://github.com/RustCrypto/KEMs/actions/workflows/ml-kem.yml
 [license-image]: https://img.shields.io/badge/license-Apache2.0/MIT-blue.svg
-[rustc-image]: https://img.shields.io/badge/rustc-1.74+-blue.svg
+[rustc-image]: https://img.shields.io/badge/rustc-1.81+-blue.svg
 [chat-image]: https://img.shields.io/badge/zulip-join_chat-blue.svg
 [chat-link]: https://rustcrypto.zulipchat.com/#narrow/stream/406484-KEMs