diff --git a/Cargo.lock b/Cargo.lock
index a868730..26b8bf1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4
 
 [[package]]
 name = "addr2line"
@@ -1347,20 +1347,19 @@ dependencies = [
  "libc",
  "rand_chacha 0.2.2",
  "rand_core 0.5.1",
- "rand_hc 0.2.0",
+ "rand_hc",
  "rand_pcg",
 ]
 
 [[package]]
 name = "rand"
-version = "0.8.3"
+version = "0.8.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ef9e7e66b4468674bfcb0c81af8b7fa0bb154fa9f28eb840da5c447baeb8d7e"
+checksum = "5ca0ecfa931c29007047d1bc58e623ab12e5590e8c7cc53200d5202b69266d8a"
 dependencies = [
  "libc",
  "rand_chacha 0.3.0",
  "rand_core 0.6.2",
- "rand_hc 0.3.0",
 ]
 
 [[package]]
@@ -1410,15 +1409,6 @@ dependencies = [
  "rand_core 0.5.1",
 ]
 
-[[package]]
-name = "rand_hc"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3190ef7066a446f2e7f42e239d161e905420ccab01eb967c9eb27d21b2322a73"
-dependencies = [
- "rand_core 0.6.2",
-]
-
 [[package]]
 name = "rand_pcg"
 version = "0.2.1"
@@ -1513,7 +1503,7 @@ dependencies = [
  "prost 0.8.0",
  "prost-build",
  "prost-types 0.8.0",
- "rand 0.8.3",
+ "rand 0.8.6",
  "ring",
  "serde_json",
  "tempfile",
@@ -1680,7 +1670,7 @@ checksum = "dac1c663cfc93810f88aed9b8941d48cabf856a1b111c29a40439018d870eb22"
 dependencies = [
  "cfg-if",
  "libc",
- "rand 0.8.3",
+ "rand 0.8.6",
  "redox_syscall 0.2.5",
  "remove_dir_all",
  "winapi",
@@ -1876,7 +1866,7 @@ dependencies = [
  "http",
  "httparse",
  "log",
- "rand 0.8.3",
+ "rand 0.8.6",
  "sha1",
  "thiserror",
  "url",
diff --git a/Cargo.toml b/Cargo.toml
index f2efa3b..27fc415 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -28,7 +28,7 @@ prost = "0.8"
 prost-types = "0.8"
 psimple = { package = "libpulse-simple-binding", version = "2.20.1" }
 pulse = { package = "libpulse-binding", version = "2.20.0" }
-rand = "0.8.2"
+rand = "0.8.6"
 ring = "0.16"
 serde_json = "1.0.64"
 tokio = { version = "1.18", features = ["full"] }