diff --git a/Cargo.lock b/Cargo.lock
index efb8d4f..172a864 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -142,7 +142,7 @@ checksum = "1323096b05d41827dadeaee54c9981958c0f94e670bc94ed80037d1a7b8b186b"
 dependencies = [
  "bytes",
  "fnv",
- "itoa",
+ "itoa 0.4.8",
 ]
 
 [[package]]
@@ -158,9 +158,9 @@ dependencies = [
 
 [[package]]
 name = "httparse"
-version = "1.5.1"
+version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "acd94fdbe1d4ff688b67b04eee2e17bd50995534a61539e45adfefb45e5e5503"
+checksum = "9100414882e15fb7feccb4897e5f0ff0ff1ca7d1a86a23208ada4d7a18e6c6c4"
 
 [[package]]
 name = "httpdate"
@@ -170,9 +170,9 @@ checksum = "c4a1e36c821dbe04574f602848a19f742f4fb3c98d40449f11bcad18d6b17421"
 
 [[package]]
 name = "hyper"
-version = "0.14.16"
+version = "0.14.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b7ec3e62bdc98a2f0393a5048e4c30ef659440ea6e0e572965103e72bd836f55"
+checksum = "b26ae0a80afebe130861d90abf98e3814a4f28a4c6ffeb5ab8ebb2be311e0ef2"
 dependencies = [
  "bytes",
  "futures-channel",
@@ -183,7 +183,7 @@ dependencies = [
  "http-body",
  "httparse",
  "httpdate",
- "itoa",
+ "itoa 1.0.1",
  "pin-project-lite",
  "socket2",
  "tokio",
@@ -223,6 +223,12 @@ version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b71991ff56294aa922b450139ee08b3bfc70982c6b2c7562771375cf73542dd4"
 
+[[package]]
+name = "itoa"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1aab8fc367588b89dcee83ab0fd66b72b50b72fa1904d7095045ace2b0c81c35"
+
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
diff --git a/Cargo.toml b/Cargo.toml
index e649fb9..cfcc12c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-hyper = { version = "0.14.16", features = [ "full" ] }
+hyper = { version = "0.14.18", features = [ "full" ] }
 tokio = { version = "*", features = [ "full" ] }
 figment = { version = "0.10.6", features = [ "yaml", "env" ] }
 serde = { version = "*", features = [ "derive" ] }