diff --git a/Cargo.lock b/Cargo.lock
index 70d52faf..ebeeb68a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -104,7 +104,7 @@ dependencies = [
  "sha-1",
  "tokio",
  "tokio-tungstenite",
- "tokio-util",
+ "tokio-util 0.6.7",
  "tower",
  "tower-http",
 ]
@@ -646,9 +646,9 @@ dependencies = [
 
 [[package]]
 name = "h2"
-version = "0.3.3"
+version = "0.3.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "825343c4eef0b63f541f8903f395dc5beb362a979b5799a84062527ef1e37726"
+checksum = "91fc23aa11be92976ef4729127f1a74adf36d8436f7816b185d18df956790833"
 dependencies = [
  "bytes",
  "fnv",
@@ -659,7 +659,7 @@ dependencies = [
  "indexmap",
  "slab",
  "tokio",
- "tokio-util",
+ "tokio-util 0.7.2",
  "tracing",
 ]
 
@@ -2095,7 +2095,7 @@ dependencies = [
  "futures-core",
  "pin-project-lite",
  "tokio",
- "tokio-util",
+ "tokio-util 0.6.7",
 ]
 
 [[package]]
@@ -2140,6 +2140,20 @@ dependencies = [
  "tokio",
 ]
 
+[[package]]
+name = "tokio-util"
+version = "0.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f988a1a1adc2fb21f9c12aa96441da33a1728193ae0b95d2be22dbd17fcb4e5c"
+dependencies = [
+ "bytes",
+ "futures-core",
+ "futures-sink",
+ "pin-project-lite",
+ "tokio",
+ "tracing",
+]
+
 [[package]]
 name = "toml"
 version = "0.5.8"
@@ -2159,7 +2173,7 @@ dependencies = [
  "futures-util",
  "pin-project",
  "tokio",
- "tokio-util",
+ "tokio-util 0.6.7",
  "tower-layer",
  "tower-service",
  "tracing",