diff --git a/Cargo.lock b/Cargo.lock
index 929b287..b658f30 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -412,7 +412,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1df2c09229cbc5a028b1d70e00fdb2acee28b1055dfb5ca73eea49c5a25c4e7c"
 dependencies = [
  "num-traits",
- "rand 0.8.5",
+ "rand 0.8.6",
 ]
 
 [[package]]
@@ -422,7 +422,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "94893f1e0c6eeab764ade8dc4c0db24caf4fe7cbbaafc0eba0a9030f447b5185"
 dependencies = [
  "num-traits",
- "rand 0.8.5",
+ "rand 0.8.6",
 ]
 
 [[package]]
@@ -432,7 +432,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "246a225cc6131e9ee4f24619af0f19d67761fff15d7ccc22e42b80846e69449a"
 dependencies = [
  "num-traits",
- "rand 0.8.5",
+ "rand 0.8.6",
 ]
 
 [[package]]
@@ -1572,7 +1572,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "835c052cb0c08c1acf6ffd71c022172e18723949c8282f2b9f27efbc51e64534"
 dependencies = [
  "byteorder",
- "rand 0.8.5",
+ "rand 0.8.6",
  "rustc-hex",
  "static_assertions",
 ]
@@ -2570,7 +2570,7 @@ dependencies = [
  "num-integer",
  "num-iter",
  "num-traits",
- "rand 0.8.5",
+ "rand 0.8.6",
  "smallvec",
  "zeroize",
 ]
@@ -3173,9 +3173,9 @@ checksum = "dc33ff2d4973d518d823d61aa239014831e521c75da58e3df4840d3f47749d09"
 
 [[package]]
 name = "rand"
-version = "0.8.5"
+version = "0.8.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
+checksum = "5ca0ecfa931c29007047d1bc58e623ab12e5590e8c7cc53200d5202b69266d8a"
 dependencies = [
  "libc",
  "rand_chacha 0.3.1",
@@ -3452,7 +3452,7 @@ dependencies = [
  "parity-scale-codec",
  "primitive-types",
  "proptest",
- "rand 0.8.5",
+ "rand 0.8.6",
  "rand 0.9.2",
  "rlp",
  "ruint-macro",
@@ -3930,7 +3930,7 @@ dependencies = [
  "http",
  "httparse",
  "log",
- "rand 0.8.5",
+ "rand 0.8.6",
  "sha1",
 ]