diff --git a/Cargo.toml b/Cargo.toml
index fff1456a..af7e0923 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ authors = ["Samuel Tardieu <sam@rfc1149.net>"]
 categories = ["algorithms"]
 readme = "README.md"
 edition = "2024"
-rust-version = "1.87.0"
+rust-version = "1.88.0"
 include = [
     "src/**/*",
     "tests/**/*",
diff --git a/src/lib.rs b/src/lib.rs
index cfd162f1..4f326e66 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -86,7 +86,7 @@
 //! in this context, you can wrap them into compliant types using the
 //! [ordered-float](https://crates.io/crates/ordered-float) crate.
 //!
-//! The minimum supported Rust version (MSRV) is Rust 1.87.0.
+//! The minimum supported Rust version (MSRV) is Rust 1.88.0.
 //!
 //! [A*]: https://en.wikipedia.org/wiki/A*_search_algorithm
 //! [BFS]: https://en.wikipedia.org/wiki/Breadth-first_search