diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f5e716e..edbc8f5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -23,7 +23,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macOS-latest, windows-latest]
-        rust: [stable, 1.67]
+        rust: [stable, 1.71.1]
 
     steps:
       - name: Install Rust
diff --git a/CHANGELOG.md b/CHANGELOG.md
index b6f5d4b..f5e1e52 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,7 +9,7 @@ Versioning](https://semver.org/spec/v2.0.0.html).
 
 ### Changed
 
-* Requires Rust 1.67 or later.
+* Requires Rust 1.71.1 or later.
 
 ## [0.8.0] - 2024-11-01
 
diff --git a/Cargo.toml b/Cargo.toml
index 2ec51e5..2b29f96 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,7 +13,7 @@ keywords = ["matrix", "decomposition", "pca", "ica", "dimensionality"]
 categories = ["mathematics", "science", "algorithms"]
 authors = ["Min Kim <msk@dolbo.net>"]
 edition = "2021"
-rust-version = "1.67"
+rust-version = "1.71.1"
 exclude = ["./github"]
 
 [badges]
@@ -50,7 +50,7 @@ serialization = [
 ]
 
 [dependencies]
-itertools = "0.13"
+itertools = "0.14"
 lair = "0.7"
 lapack = "0.19"
 ndarray = "0.16.1"