diff --git a/Cargo.lock b/Cargo.lock
index ab83a90a..a540deb5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1378,9 +1378,9 @@ checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
 
 [[package]]
 name = "hex-literal"
-version = "0.3.1"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5af1f635ef1bc545d78392b136bfe1c9809e029023c84a3638a864a10b8819c8"
+checksum = "76505e26b6ca3bbdbbb360b68472abbb80998c5fa5dc43672eca34f28258e138"
 
 [[package]]
 name = "hmac"
@@ -4174,9 +4174,9 @@ checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "1.7.1"
+version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5fb2ed024293bb19f7a5dc54fe83bf86532a44c12a2bb8ba40d64a4509395ca2"
+checksum = "570c2eb13b3ab38208130eccd41be92520388791207fde783bda7c1e8ace28d4"
 dependencies = [
  "autocfg 1.0.1",
  "bytes 1.0.1",