diff --git a/Cargo.lock b/Cargo.lock
index ccb1217f8..46a528097 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -101,9 +101,9 @@ checksum = "28b9d6de7f49e22cf97ad17fc4036ece69300032f45f78f30b4a4482cdc3f4a6"
 
 [[package]]
 name = "cpufeatures"
-version = "0.1.5"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "66c99696f6c9dd7f35d486b9d04d7e6e202aa3e8c40d553f2fdf5e7e0c6a71ef"
+checksum = "95059428f66df56b63431fdb4e1947ed2190586af5c5a8a8b71122bdf5a7f469"
 dependencies = [
  "libc",
 ]
@@ -167,9 +167,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.98"
+version = "0.2.101"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "320cfe77175da3a483efed4bc0adc1968ca050b098ce4f2f1c13a56626128790"
+checksum = "3cb00336871be5ed2c8ed44b60ae9959dc5b9f08539422ed43f09e34ecaeba21"
 
 [[package]]
 name = "libm"
@@ -425,9 +425,9 @@ checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
 [[package]]
 name = "sha2"
-version = "0.9.5"
+version = "0.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b362ae5752fd2137731f9fa25fd4d9058af34666ca1966fb969119cc35719f12"
+checksum = "9204c41a1597a8c5af23c82d1c921cb01ec0a4c59e07a9c7306062829a3903f3"
 dependencies = [
  "block-buffer",
  "cfg-if",
diff --git a/Cargo.toml b/Cargo.toml
index 80c107265..a1bad6276 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -35,7 +35,7 @@ rand = { version = "0.8.4", default-features = false }
 rand_chacha = { version = "0.3.0", default-features = false }
 rand_core = { version = "0.6.3", default-features = false }
 raw-cpuid = "10.2.0"
-sha2 = { version = "0.9.5", default-features = false, features = ["force-soft"] }
+sha2 = { version = "0.9.6", default-features = false, features = ["force-soft"] }
 smoltcp = { version = "0.7.5", default-features = false, features = ["alloc", "ethernet", "socket-tcp", "socket-udp", "proto-ipv4", "proto-dhcpv4"] }
 spin = "0.9.2"
 time = { version = "0.2.27", default-features = false }