diff --git a/Cargo.lock b/Cargo.lock
index 75fe7ec03..5bf145e17 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1030,9 +1030,9 @@ checksum = "0ba62103ce691c2fd80fbae2213dfdda9ce60804973ac6b6e97de818ea7f52c8"
 
 [[package]]
 name = "futures"
-version = "0.3.11"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90fa4cc29d25b0687b8570b0da86eac698dcb525110ad8b938fe6712baa711ec"
+checksum = "da9052a1a50244d8d5aa9bf55cbc2fb6f357c86cc52e46c62ed390a7180cf150"
 dependencies = [
  "futures-channel",
  "futures-core",
@@ -1045,9 +1045,9 @@ dependencies = [
 
 [[package]]
 name = "futures-channel"
-version = "0.3.11"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "31ebc390c6913de330e418add60e1a7e5af4cb5ec600d19111b339cafcdcc027"
+checksum = "f2d31b7ec7efab6eefc7c57233bb10b847986139d88cc2f5a02a1ae6871a1846"
 dependencies = [
  "futures-core",
  "futures-sink",
@@ -1055,15 +1055,15 @@ dependencies = [
 
 [[package]]
 name = "futures-core"
-version = "0.3.11"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "089bd0baf024d3216916546338fffe4fc8dfffdd901e33c278abb091e0d52111"
+checksum = "79e5145dde8da7d1b3892dad07a9c98fc04bc39892b1ecc9692cf53e2b780a65"
 
 [[package]]
 name = "futures-executor"
-version = "0.3.11"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d0cb59f15119671c94cd9cc543dc9a50b8d5edc468b4ff5f0bb8567f66c6b48a"
+checksum = "e9e59fdc009a4b3096bf94f740a0f2424c082521f20a9b08c5c07c48d90fd9b9"
 dependencies = [
  "futures-core",
  "futures-task",
@@ -1072,15 +1072,15 @@ dependencies = [
 
 [[package]]
 name = "futures-io"
-version = "0.3.11"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3868967e4e5ab86614e2176c99949eeef6cbcacaee737765f6ae693988273997"
+checksum = "28be053525281ad8259d47e4de5de657b25e7bac113458555bb4b70bc6870500"
 
 [[package]]
 name = "futures-macro"
-version = "0.3.11"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "95778720c3ee3c179cd0d8fd5a0f9b40aa7d745c080f86a8f8bed33c4fd89758"
+checksum = "c287d25add322d9f9abdcdc5927ca398917996600182178774032e9f8258fedd"
 dependencies = [
  "proc-macro-hack",
  "proc-macro2 1.0.24",
@@ -1090,24 +1090,24 @@ dependencies = [
 
 [[package]]
 name = "futures-sink"
-version = "0.3.11"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d4e0f6be0ec0357772fd58fb751958dd600bd0b3edfd429e77793e4282831360"
+checksum = "caf5c69029bda2e743fddd0582d1083951d65cc9539aebf8812f36c3491342d6"
 
 [[package]]
 name = "futures-task"
-version = "0.3.11"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "868090f28a925db6cb7462938c51d807546e298fb314088239f0e52fb4338b96"
+checksum = "13de07eb8ea81ae445aca7b69f5f7bf15d7bf4912d8ca37d6645c77ae8a58d86"
 dependencies = [
  "once_cell",
 ]
 
 [[package]]
 name = "futures-util"
-version = "0.3.11"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cad5e82786df758d407932aded1235e24d8e2eb438b6adafd37930c2462fb5d1"
+checksum = "632a8cd0f2a4b3fdea1657f08bde063848c3bd00f9bbf6e256b8be78802e624b"
 dependencies = [
  "futures-channel",
  "futures-core",
diff --git a/tower-batch/Cargo.toml b/tower-batch/Cargo.toml
index f778e99fe..7ad6aa4fa 100644
--- a/tower-batch/Cargo.toml
+++ b/tower-batch/Cargo.toml
@@ -12,7 +12,7 @@ futures-core = "0.3.6"
 pin-project = "0.4.27"
 tracing = "0.1.22"
 tracing-futures = "0.2.4"
-futures = "0.3.11"
+futures = "0.3.12"
 
 [dev-dependencies]
 ed25519-zebra = "2.1.0"
diff --git a/zebra-consensus/Cargo.toml b/zebra-consensus/Cargo.toml
index 929620335..e1c3d7e59 100644
--- a/zebra-consensus/Cargo.toml
+++ b/zebra-consensus/Cargo.toml
@@ -14,7 +14,7 @@ rand = "0.7"
 redjubjub = "0.2"
 serde = { version = "1", features = ["serde_derive"] }
 
-futures = "0.3.11"
+futures = "0.3.12"
 futures-util = "0.3.6"
 metrics = "0.13.0-alpha.8"
 thiserror = "1.0.23"
diff --git a/zebra-state/Cargo.toml b/zebra-state/Cargo.toml
index 160e8ccdf..40571b5a4 100644
--- a/zebra-state/Cargo.toml
+++ b/zebra-state/Cargo.toml
@@ -15,7 +15,7 @@ hex = "0.4.2"
 lazy_static = "1.4.0"
 serde = { version = "1", features = ["serde_derive"] }
 
-futures = "0.3.11"
+futures = "0.3.12"
 metrics = "0.13.0-alpha.8"
 tower = { version = "0.4", features = ["buffer", "util"] }
 tracing = "0.1"
diff --git a/zebra-test/Cargo.toml b/zebra-test/Cargo.toml
index 7a8857327..e33f850f0 100644
--- a/zebra-test/Cargo.toml
+++ b/zebra-test/Cargo.toml
@@ -11,7 +11,7 @@ edition = "2018"
 hex = "0.4.2"
 lazy_static = "1.4.0"
 tower = { version = "0.4", features = ["util"] }
-futures = "0.3.11"
+futures = "0.3.12"
 color-eyre = "0.5.10"
 tracing = "0.1.22"
 tracing-subscriber = "0.2.15"