diff --git a/Cargo.lock b/Cargo.lock
index 2ac842f7d..ad9c41ace 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1915,9 +1915,9 @@ dependencies = [
 
 [[package]]
 name = "hyper"
-version = "0.14.26"
+version = "0.14.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab302d72a6f11a3b910431ff93aae7e773078c769f0a3ef15fb9ec692ed147d4"
+checksum = "ffb1cfd654a8219eaef89881fdb3bb3b1cdc5fa75ded05d6933b2b382e395468"
 dependencies = [
  "bytes",
  "futures-channel",
diff --git a/zebra-rpc/Cargo.toml b/zebra-rpc/Cargo.toml
index 3b05d7ac0..f7891f453 100644
--- a/zebra-rpc/Cargo.toml
+++ b/zebra-rpc/Cargo.toml
@@ -43,7 +43,7 @@ chrono = { version = "0.4.26", default-features = false, features = ["clock", "s
 futures = "0.3.28"
 
 # lightwalletd sends JSON-RPC requests over HTTP 1.1
-hyper = { version = "0.14.26", features = ["http1", "server"] }
+hyper = { version = "0.14.27", features = ["http1", "server"] }
 
 jsonrpc-core = "18.0.0"
 jsonrpc-derive = "18.0.0"
diff --git a/zebrad/Cargo.toml b/zebrad/Cargo.toml
index 14e33dc16..98251d1df 100644
--- a/zebrad/Cargo.toml
+++ b/zebrad/Cargo.toml
@@ -185,7 +185,7 @@ inferno = { version = "0.11.15", default-features = false, optional = true }
 tracing-journald = { version = "0.3.0", optional = true }
 
 # prod feature filter-reload
-hyper = { version = "0.14.26", features = ["http1", "http2", "server"], optional = true }
+hyper = { version = "0.14.27", features = ["http1", "http2", "server"], optional = true }
 
 # prod feature prometheus
 metrics-exporter-prometheus = { version = "0.12.0", default-features = false, features = ["http-listener"], optional = true }
@@ -224,7 +224,7 @@ regex = "1.8.4"
 serde_json = { version = "1.0.97", features = ["preserve_order"] }
 tempfile = "3.5.0"
 
-hyper = { version = "0.14.26", features = ["http1", "http2", "server"]}
+hyper = { version = "0.14.27", features = ["http1", "http2", "server"]}
 tracing-test = { version = "0.2.4", features = ["no-env-filter"] }
 
 tokio = { version = "1.28.2", features = ["full", "tracing", "test-util"] }