diff --git a/Cargo.lock b/Cargo.lock
index 4dbc4192a..e4e96b0ce 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -716,6 +716,7 @@ dependencies = [
  "anyhow",
  "bytes",
  "entropy",
+ "http-body-util",
  "hyper 1.5.2",
  "once_cell",
  "shared",
@@ -1668,7 +1669,7 @@ dependencies = [
  "opentelemetry-proto",
  "proptest",
  "proptest-derive",
- "prost 0.11.9",
+ "prost 0.13.4",
  "rand",
  "rmp-serde",
  "rustc-hash",
@@ -2329,7 +2330,7 @@ version = "0.13.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d0f3e5beed80eb580c68e2c600937ac2c4eedabdfd5ef1e5b7ea4f3fba84497b"
 dependencies = [
- "heck 0.4.1",
+ "heck 0.5.0",
  "itertools",
  "log",
  "multimap",
@@ -2830,7 +2831,7 @@ dependencies = [
 name = "shared"
 version = "0.1.0"
 dependencies = [
- "prost 0.11.9",
+ "prost 0.13.4",
  "serde",
  "serde_json",
  "tonic 0.12.3",
diff --git a/Cargo.toml b/Cargo.toml
index 0cab77a1a..8d2dba35f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,7 +18,7 @@ metrics-exporter-prometheus = { version = "0.15.3", default-features = false, fe
   "http-listener",
   "uds-listener",
 ] }
-prost = "0.11"
+prost = "0.13"
 rand = { version = "0.8", default-features = false }
 rustc-hash = { version = "1.1" }
 serde = { version = "1.0", features = ["std", "derive"] }
@@ -37,6 +37,7 @@ once_cell = { version = "1.20" }
 hyper = { version = "1.5.2", default-features = false }
 http = "1.2.0"
 http-serde = "2.1.1"
+http-body-util = "0.1"
 
 
 [profile.release]
diff --git a/integration/ducks/Cargo.toml b/integration/ducks/Cargo.toml
index 1643dbd89..9ac56f18e 100644
--- a/integration/ducks/Cargo.toml
+++ b/integration/ducks/Cargo.toml
@@ -12,6 +12,7 @@ anyhow = "1.0"
 bytes = { workspace = true }
 entropy = "0.4"
 hyper = { version = "1.5.2", features = ["http1", "server"] }
+http-body-util = { workspace = true }
 once_cell = { workspace = true }
 shared = { path = "../shared" }
 sketches-ddsketch = "0.3"
diff --git a/integration/shared/Cargo.toml b/integration/shared/Cargo.toml
index f858fb378..27621fdaf 100644
--- a/integration/shared/Cargo.toml
+++ b/integration/shared/Cargo.toml
@@ -14,7 +14,7 @@ tonic = { workspace = true, default-features = false, features = [
   "prost",
   "transport",
 ] }
-prost = "0.11"
+prost = { workspace = true }
 serde_json = "1.0"
 
 [build-dependencies]
diff --git a/integration/shared/proto/integration_api.proto b/integration/shared/proto/integration_api.proto
index f910df072..4ec9c31de 100644
--- a/integration/shared/proto/integration_api.proto
+++ b/integration/shared/proto/integration_api.proto
@@ -1,25 +1,25 @@
 syntax = "proto3";
 package integration_api;
-import "google/protobuf/empty.proto";
-import "google/protobuf/descriptor.proto";
 
 // Integration test target service. This is hosted by Ducks.
 service IntegrationTarget {
   // (Not implemented) Get a stream of log messages from the target
   //
   // this is necessary for modes where ducks is launched by lading
-  rpc GetLogs (google.protobuf.Empty) returns (stream LogMessage) {}
+  rpc GetLogs (Empty) returns (stream LogMessage) {}
 
   // Launch a test endpoint
   rpc StartTest (TestConfig) returns (ListenInfo) {}
 
   // Request all recorded metrics
-  rpc GetMetrics (google.protobuf.Empty) returns (Metrics) {}
+  rpc GetMetrics (Empty) returns (Metrics) {}
 
   // Shut down all operations and exit
-  rpc Shutdown (google.protobuf.Empty) returns (google.protobuf.Empty) {}
+  rpc Shutdown (Empty) returns (Empty) {}
 }
 
+message Empty {}
+
 // Holds a json-serialized [`DucksConfig`]
 message TestConfig {
   string json_blob = 1;
diff --git a/integration/shared/src/lib.rs b/integration/shared/src/lib.rs
index 4b68c6c02..39c2a7458 100644
--- a/integration/shared/src/lib.rs
+++ b/integration/shared/src/lib.rs
@@ -1,9 +1,10 @@
 use integration_api::TestConfig;
 use serde::{Deserialize, Serialize};
+use tonic::IntoRequest;
+use tonic::Request;
 
 #[allow(clippy::derive_partial_eq_without_eq)]
 pub mod integration_api {
-    use tonic::{IntoRequest, Request};
     tonic::include_proto!("integration_api");
 }
 
diff --git a/lading/src/generator/http.rs b/lading/src/generator/http.rs
index 216c2f688..821e78ed2 100644
--- a/lading/src/generator/http.rs
+++ b/lading/src/generator/http.rs
@@ -193,7 +193,7 @@ impl Http {
     /// Function will panic if it is unable to create HTTP requests for the
     /// target.
     pub async fn spin(mut self) -> Result<(), Error> {
-        let client: Client<HttpConnector, Body> = Client::builder()
+        let client: Client<HttpConnector, BoxBody> = Client::builder()
             .pool_max_idle_per_host(self.parallel_connections as usize)
             .retry_canceled_requests(false)
             .build_http();
@@ -217,7 +217,7 @@ impl Http {
             let body = Body::from(blk.bytes.clone());
             let block_length = blk.bytes.len();
 
-            let mut request: Request<Body> = Request::builder()
+            let mut request: Request<BoxBody> = Request::builder()
                 .method(method.clone())
                 .uri(&uri)
                 .header(CONTENT_LENGTH, block_length)