diff --git a/Cargo.lock b/Cargo.lock
index 8d2d49a..5343ae8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4,7 +4,7 @@ version = 3
 
 [[package]]
 name = "activitypub_federation"
-version = "0.3.2"
+version = "0.3.3"
 dependencies = [
  "activitystreams-kinds",
  "actix-rt",
@@ -21,6 +21,7 @@ dependencies = [
  "http",
  "http-signature-normalization-actix",
  "http-signature-normalization-reqwest",
+ "httpdate",
  "itertools",
  "once_cell",
  "openssl",
@@ -281,16 +282,15 @@ dependencies = [
 
 [[package]]
 name = "background-jobs-actix"
-version = "0.13.0"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8660626a2d8781b50cbe0e3b63d8e2a7e08a90e80fa2bca8e8cc19deff72ebf4"
+checksum = "47263ad9c5679419347dae655c2fa2cba078b0eaa51ac758d4f0e9690c06910b"
 dependencies = [
  "actix-rt",
  "anyhow",
  "async-mutex",
  "async-trait",
  "background-jobs-core",
- "num_cpus",
  "serde",
  "serde_json",
  "thiserror",
@@ -438,9 +438,9 @@ dependencies = [
 
 [[package]]
 name = "cxx"
-version = "1.0.81"
+version = "1.0.82"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97abf9f0eca9e52b7f81b945524e76710e6cb2366aead23b7d4fbf72e281f888"
+checksum = "d4a41a86530d0fe7f5d9ea779916b7cadd2d4f9add748b99c2c029cbbdfaf453"
 dependencies = [
  "cc",
  "cxxbridge-flags",
@@ -450,9 +450,9 @@ dependencies = [
 
 [[package]]
 name = "cxx-build"
-version = "1.0.81"
+version = "1.0.82"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7cc32cc5fea1d894b77d269ddb9f192110069a8a9c1f1d441195fba90553dea3"
+checksum = "06416d667ff3e3ad2df1cd8cd8afae5da26cf9cec4d0825040f88b5ca659a2f0"
 dependencies = [
  "cc",
  "codespan-reporting",
@@ -465,15 +465,15 @@ dependencies = [
 
 [[package]]
 name = "cxxbridge-flags"
-version = "1.0.81"
+version = "1.0.82"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ca220e4794c934dc6b1207c3b42856ad4c302f2df1712e9f8d2eec5afaacf1f"
+checksum = "820a9a2af1669deeef27cb271f476ffd196a2c4b6731336011e0ba63e2c7cf71"
 
 [[package]]
 name = "cxxbridge-macro"
-version = "1.0.81"
+version = "1.0.82"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b846f081361125bfc8dc9d3940c84e1fd83ba54bbca7b17cd29483c828be0704"
+checksum = "a08a6e2fcc370a089ad3b4aaf54db3b1b4cee38ddabce5896b33eb693275f470"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -668,21 +668,6 @@ dependencies = [
  "percent-encoding",
 ]
 
-[[package]]
-name = "futures"
-version = "0.3.25"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38390104763dc37a5145a53c29c63c1290b5d316d6086ec32c293f6736051bb0"
-dependencies = [
- "futures-channel",
- "futures-core",
- "futures-executor",
- "futures-io",
- "futures-sink",
- "futures-task",
- "futures-util",
-]
-
 [[package]]
 name = "futures-channel"
 version = "0.3.25"
@@ -690,7 +675,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "52ba265a92256105f45b719605a571ffe2d1f0fea3807304b522c1d778f79eed"
 dependencies = [
  "futures-core",
- "futures-sink",
 ]
 
 [[package]]
@@ -699,34 +683,6 @@ version = "0.3.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "04909a7a7e4633ae6c4a9ab280aeb86da1236243a77b694a49eacd659a4bd3ac"
 
-[[package]]
-name = "futures-executor"
-version = "0.3.25"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7acc85df6714c176ab5edf386123fafe217be88c0840ec11f199441134a074e2"
-dependencies = [
- "futures-core",
- "futures-task",
- "futures-util",
-]
-
-[[package]]
-name = "futures-io"
-version = "0.3.25"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "00f5fb52a06bdcadeb54e8d3671f8888a39697dcb0b81b23b55174030427f4eb"
-
-[[package]]
-name = "futures-macro"
-version = "0.3.25"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bdfb8ce053d86b91919aad980c220b1fb8401a9394410e1c289ed7e66b61835d"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
 [[package]]
 name = "futures-sink"
 version = "0.3.25"
@@ -745,16 +701,10 @@ version = "0.3.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "197676987abd2f9cadff84926f410af1c183608d36641465df73ae8211dc65d6"
 dependencies = [
- "futures-channel",
  "futures-core",
- "futures-io",
- "futures-macro",
- "futures-sink",
  "futures-task",
- "memchr",
  "pin-project-lite",
  "pin-utils",
- "slab",
 ]
 
 [[package]]
@@ -865,14 +815,13 @@ dependencies = [
 
 [[package]]
 name = "http-signature-normalization-reqwest"
-version = "0.6.0"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "630652b9b1f4c18064199c57cce4ad0352d1ec6ec8ad8ffcb0c71dea41ac6b79"
+checksum = "e309145e63e70307ab1f521fb6e354158f0255e572da21c9fd56940c5bd5d854"
 dependencies = [
  "base64",
- "bytes",
- "http",
  "http-signature-normalization",
+ "httpdate",
  "reqwest",
  "reqwest-middleware",
  "sha2",
@@ -1416,13 +1365,12 @@ dependencies = [
 
 [[package]]
 name = "reqwest-middleware"
-version = "0.1.6"
+version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "69539cea4148dce683bec9dc95be3f0397a9bb2c248a49c8296a9d21659a8cdd"
+checksum = "4a1c03e9011a8c59716ad13115550469e081e2e9892656b0ba6a47c907921894"
 dependencies = [
  "anyhow",
  "async-trait",
- "futures",
  "http",
  "reqwest",
  "serde",
diff --git a/Cargo.toml b/Cargo.toml
index fded523..6584f2c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,7 +15,7 @@ url = { version = "2.3.1", features = ["serde"] }
 serde_json = { version = "1.0.87", features = ["preserve_order"] }
 anyhow = "1.0.66"
 reqwest = { version = "0.11.12", features = ["json"] }
-reqwest-middleware = "0.1.6"
+reqwest-middleware = "0.2.0"
 tracing = "0.1.37"
 base64 = "0.13.1"
 openssl = "0.10.42"
@@ -24,13 +24,14 @@ http = "0.2.8"
 sha2 = "0.10.6"
 actix-web = { version = "4.2.1", default-features = false }
 http-signature-normalization-actix = { version = "0.6.1", default-features = false, features = ["server", "sha-2"] }
-http-signature-normalization-reqwest = { version = "0.6.0", default-features = false, features = ["sha-2", "middleware"] }
+http-signature-normalization-reqwest = { version = "0.7.1", default-features = false, features = ["sha-2", "middleware"] }
 background-jobs = "0.13.0"
 thiserror = "1.0.37"
 derive_builder = "0.11.2"
 itertools = "0.10.5"
 dyn-clone = "1.0.9"
 enum_delegate = "0.2.0"
+httpdate = "1.0.2"
 
 [dev-dependencies]
 activitystreams-kinds = "0.2.1"
diff --git a/src/core/activity_queue.rs b/src/core/activity_queue.rs
index 8ff3df5..698f561 100644
--- a/src/core/activity_queue.rs
+++ b/src/core/activity_queue.rs
@@ -16,12 +16,17 @@ use background_jobs::{
     MaxRetries,
     WorkerConfig,
 };
-use chrono::Utc;
 use http::{header::HeaderName, HeaderMap, HeaderValue};
+use httpdate::fmt_http_date;
 use itertools::Itertools;
 use reqwest_middleware::ClientWithMiddleware;
 use serde::{Deserialize, Serialize};
-use std::{fmt::Debug, future::Future, pin::Pin, time::Duration};
+use std::{
+    fmt::Debug,
+    future::Future,
+    pin::Pin,
+    time::{Duration, SystemTime},
+};
 use tracing::{info, log::debug, warn};
 use url::Url;
 
@@ -198,7 +203,7 @@ fn generate_request_headers(inbox_url: &Url) -> HeaderMap {
     );
     headers.insert(
         "date",
-        HeaderValue::from_str(&Utc::now().to_rfc2822()).expect("Hostname is valid"),
+        HeaderValue::from_str(&fmt_http_date(SystemTime::now())).expect("Date is valid"),
     );
     headers
 }