diff --git a/Cargo.lock b/Cargo.lock
index 77b03deab..73a301c05 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3008,9 +3008,9 @@ checksum = "f2ff9a1f06a88b01621b7ae906ef0211290d1c8a168a15542486a8f61c0833b9"
 
 [[package]]
 name = "rayon"
-version = "1.7.0"
+version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1d2df5196e37bcc87abebc0053e20787d73847bb33134a69841207dd0a47f03b"
+checksum = "9c27db03db7734835b3f53954b534c91069375ce6ccaa2e065441e07d9b6cdb1"
 dependencies = [
  "either",
  "rayon-core",
@@ -3018,14 +3018,12 @@ dependencies = [
 
 [[package]]
 name = "rayon-core"
-version = "1.11.0"
+version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b8f95bd6966f5c87776639160a66bd8ab9895d9d4ab01ddba9fc60661aebe8d"
+checksum = "5ce3fb6ad83f861aac485e76e1985cd109d9a3713802152be56c3b1f0e0658ed"
 dependencies = [
- "crossbeam-channel",
  "crossbeam-deque",
  "crossbeam-utils",
- "num_cpus",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 52d1e8870..5a9c8e9f8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -61,7 +61,7 @@ polonius-the-crab = { version = "0.3.1" }
 pretty_assertions = "1.2.0"
 rand = { version = "0.8.2", default-features = false }
 rand_xoshiro = "0.6.0"
-rayon = { version = "1.7.0" }
+rayon = { version = "1.8.0" }
 rendiff = { version = "0.1.0" }
 send_wrapper = "0.6.0"
 serde = { version = "1.0.160", default-features = false, features = ["derive"] }