diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5d0c870..ceb2386 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable
         with:
-          toolchain: "1.91"
+          toolchain: "1.97"
           components: rustfmt, clippy
       - uses: Swatinem/rust-cache@v2
       - run: cargo fmt --all -- --check
diff --git a/AGENTS.md b/AGENTS.md
index 5449647..6d4759c 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -14,7 +14,7 @@ rendezvous, tickets, identity, or record derivation.
 
 ## Required checks
 
-The workspace uses Rust edition 2024 and Rust 1.91 or newer.
+The workspace uses Rust edition 2024 and Rust 1.97 or newer.
 
 ```bash
 cargo fmt --all -- --check
diff --git a/Cargo.toml b/Cargo.toml
index 1d1b1b5..c9d1b55 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,7 +9,7 @@ members = [
 [workspace.package]
 edition = "2024"
 license = "WTFPL"
-rust-version = "1.91"
+rust-version = "1.97"
 repository = "https://gt.hexor.cy/ab/frid"
 
 [workspace.dependencies]
diff --git a/README.md b/README.md
index 1f07fc7..75633e3 100644
--- a/README.md
+++ b/README.md
@@ -62,7 +62,7 @@ Start with the crate documentation:
 
 ## Development
 
-Frid uses Rust edition 2024 and requires Rust 1.91 or newer.
+Frid uses Rust edition 2024 and requires Rust 1.97 or newer.
 
 ```bash
 cargo fmt --all -- --check