diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 74188db1..0d738c57 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.72.0 # MSRV
+          - 1.73.0 # MSRV
           - stable
         target:
           - thumbv7em-none-eabi
@@ -35,7 +35,7 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.72.0 # MSRV
+          - 1.73.0 # MSRV
           - stable
     steps:
       - uses: actions/checkout@v4
diff --git a/Cargo.toml b/Cargo.toml
index 68b3bc34..d92976b0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,7 +10,7 @@ repository = "https://github.com/RustCrypto/RSA"
 keywords = ["rsa", "encryption", "security", "crypto"]
 categories = ["cryptography"]
 readme = "README.md"
-rust-version = "1.72"
+rust-version = "1.73"
 
 [dependencies]
 num-bigint = { version = "0.8.2", features = ["i128", "prime", "zeroize"], default-features = false, package = "num-bigint-dig" }
diff --git a/README.md b/README.md
index 7a301a68..f47e549b 100644
--- a/README.md
+++ b/README.md
@@ -81,7 +81,7 @@ You can follow our work on mitigating this issue in [#390].
 
 ## Minimum Supported Rust Version (MSRV)
 
-This crate supports Rust 1.72 or higher.
+This crate supports Rust 1.73 or higher.
 
 In the future MSRV can be changed, but it will be done with a minor version bump.
 
@@ -108,7 +108,7 @@ dual licensed as above, without any additional terms or conditions.
 [doc-link]: https://docs.rs/rsa
 [build-image]: https://github.com/rustcrypto/RSA/workflows/CI/badge.svg
 [build-link]: https://github.com/RustCrypto/RSA/actions?query=workflow%3ACI+branch%3Amaster
-[msrv-image]: https://img.shields.io/badge/rustc-1.72+-blue.svg
+[msrv-image]: https://img.shields.io/badge/rustc-1.73+-blue.svg
 [chat-image]: https://img.shields.io/badge/zulip-join_chat-blue.svg
 [chat-link]: https://rustcrypto.zulipchat.com/#narrow/stream/260047-RSA
 [deps-image]: https://deps.rs/repo/github/RustCrypto/RSA/status.svg