diff --git a/Cargo.lock b/Cargo.lock
index 77decce..4ac1588 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -383,9 +383,9 @@ checksum = "60a357793950651c4ed0f3f52338f53b2f809f32d83a07f72909fa13e4c6c1e3"
 
 [[package]]
 name = "rayon"
-version = "1.8.1"
+version = "1.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa7237101a77a10773db45d62004a272517633fbcc3df19d96455ede1122e051"
+checksum = "e4963ed1bc86e4f3ee217022bd855b297cef07fb9eac5dfa1f788b220b49b3bd"
 dependencies = [
  "either",
  "rayon-core",
diff --git a/Cargo.toml b/Cargo.toml
index 6b2faa8..b4d4f12 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,5 +13,5 @@ rand = "0.8.5"
 regex = "1.10.3"
 
 [dev-dependencies]
-rayon = "1.8.1"
+rayon = "1.9.0"
 statrs = "0.16.0"