diff --git a/Cargo.lock b/Cargo.lock
index fc10069..359342d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -798,9 +798,9 @@ dependencies = [
 
 [[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 1dc7494..568b5b5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,7 +32,7 @@ env_logger = "0.10"
 log = "0.4"
 parking_lot = "0.12"
 prometheus = { version = "0.13", optional = true }
-rayon = "1.8"
+rayon = "1.9"
 serde = "1.0"
 serde_derive = "1.0, <=1.0.171"  # avoid precompiled binaries (https://github.com/serde-rs/serde/issues/2538)
 serde_json = "1.0"