diff --git a/Cargo.lock b/Cargo.lock
index 84ff28bc46..9dd1e9584f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1514,7 +1514,7 @@ dependencies = [
  "thiserror",
  "tokio",
  "tokio-stream",
- "tokio-util",
+ "tokio-util 0.7.1",
  "tonic 0.4.3",
  "tracing",
  "tracing-appender",
@@ -1959,7 +1959,7 @@ dependencies = [
  "indexmap",
  "slab",
  "tokio",
- "tokio-util",
+ "tokio-util 0.6.9",
  "tracing",
 ]
 
@@ -2457,7 +2457,7 @@ dependencies = [
  "time",
  "tokio",
  "tokio-stream",
- "tokio-util",
+ "tokio-util 0.7.1",
  "tonic 0.6.2",
  "tracing",
  "tracing-appender",
@@ -5024,7 +5024,7 @@ dependencies = [
  "futures-core",
  "pin-project-lite",
  "tokio",
- "tokio-util",
+ "tokio-util 0.6.9",
 ]
 
 [[package]]
@@ -5051,6 +5051,19 @@ dependencies = [
  "futures-sink",
  "log",
  "pin-project-lite",
+ "tokio",
+]
+
+[[package]]
+name = "tokio-util"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0edfdeb067411dba2044da6d1cb2df793dd35add7888d73c16e3381ded401764"
+dependencies = [
+ "bytes",
+ "futures-core",
+ "futures-sink",
+ "pin-project-lite",
  "slab",
  "tokio",
 ]
@@ -5086,7 +5099,7 @@ dependencies = [
  "prost-derive 0.7.0",
  "tokio",
  "tokio-stream",
- "tokio-util",
+ "tokio-util 0.6.9",
  "tower",
  "tower-service",
  "tracing",
@@ -5116,7 +5129,7 @@ dependencies = [
  "prost-derive 0.9.0",
  "tokio",
  "tokio-stream",
- "tokio-util",
+ "tokio-util 0.6.9",
  "tower",
  "tower-layer",
  "tower-service",
@@ -5151,7 +5164,7 @@ dependencies = [
  "slab",
  "tokio",
  "tokio-stream",
- "tokio-util",
+ "tokio-util 0.6.9",
  "tower-layer",
  "tower-service",
  "tracing",
@@ -5237,7 +5250,7 @@ dependencies = [
  "serde_json",
  "thiserror",
  "tokio",
- "tokio-util",
+ "tokio-util 0.6.9",
  "tracing-core",
  "tracing-futures",
  "tracing-subscriber",
@@ -5563,7 +5576,7 @@ dependencies = [
  "tokio-rustls 0.22.0",
  "tokio-stream",
  "tokio-tungstenite",
- "tokio-util",
+ "tokio-util 0.6.9",
  "tower-service",
  "tracing",
 ]
diff --git a/explorer/Cargo.toml b/explorer/Cargo.toml
index 07c76a02aa..9060432c45 100644
--- a/explorer/Cargo.toml
+++ b/explorer/Cargo.toml
@@ -31,7 +31,7 @@ tracing-subscriber = { version = "0.3", features = ["fmt", "json"] }
 tracing-appender = "0.2"
 tokio = { version = "^1.4", features = ["rt-multi-thread", "time", "sync", "rt", "signal", "test-util"] }
 tokio-stream = { version = "0.1.4", features = ["sync"] }
-tokio-util = { version = "0.6.0", features = ["time"] }
+tokio-util = { version = "0.7.1", features = ["time"] }
 tonic = "0.4"
 multiaddr = { package = "parity-multiaddr", version = "0.11" }
 rand = "0.8.5"
diff --git a/jormungandr/Cargo.toml b/jormungandr/Cargo.toml
index d6c10d069a..f3de2852c0 100644
--- a/jormungandr/Cargo.toml
+++ b/jormungandr/Cargo.toml
@@ -53,7 +53,7 @@ tracing-subscriber = { version = "0.3", features = ["fmt", "json", "time"] }
 tracing-appender = "0.2"
 tokio = { version = "^1.15", features = ["rt-multi-thread", "time", "sync", "rt", "signal", "test-util"] }
 tokio-stream = { version = "0.1.4", features = ["sync"] }
-tokio-util = { version = "0.6.0", features = ["time"] }
+tokio-util = { version = "0.7.1", features = ["time"] }
 tonic = "0.6"
 lru = "0.7"
 warp = { version = "0.3.2", features = ["tls"] }