diff --git a/Cargo.lock b/Cargo.lock
index bc67e99..2d8f9a6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -54,7 +54,7 @@ dependencies = [
  "flate2",
  "foldhash",
  "futures-core",
- "h2",
+ "h2 0.3.27",
  "http 0.2.12",
  "httparse",
  "httpdate",
@@ -484,28 +484,6 @@ dependencies = [
  "tokio",
 ]
 
-[[package]]
-name = "async-stream"
-version = "0.3.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b5a71a6f37880a80d1d7f19efd781e4b5de42c88f0722cc13bcb6cc2cfe8476"
-dependencies = [
- "async-stream-impl",
- "futures-core",
- "pin-project-lite",
-]
-
-[[package]]
-name = "async-stream-impl"
-version = "0.3.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7c24de15d275a1ecfd47a380fb4d5ec9bfe0933f309ed5e705b775596a3574d"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.117",
-]
-
 [[package]]
 name = "async-trait"
 version = "0.1.89"
@@ -553,45 +531,43 @@ dependencies = [
 
 [[package]]
 name = "axum"
-version = "0.6.20"
+version = "0.8.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3b829e4e32b91e643de6eafe82b1d90675f5874230191a4ffbc1b336dec4d6bf"
+checksum = "31b698c5f9a010f6573133b09e0de5408834d0c82f8d7475a89fc1867a71cd90"
 dependencies = [
- "async-trait",
  "axum-core",
- "bitflags 1.3.2",
  "bytes",
  "futures-util",
- "http 0.2.12",
- "http-body 0.4.6",
- "hyper 0.14.32",
+ "http 1.4.0",
+ "http-body 1.0.1",
+ "http-body-util",
  "itoa",
  "matchit",
  "memchr",
  "mime",
  "percent-encoding",
  "pin-project-lite",
- "rustversion",
- "serde",
- "sync_wrapper 0.1.2",
- "tower 0.4.13",
+ "serde_core",
+ "sync_wrapper 1.0.2",
+ "tower",
  "tower-layer",
  "tower-service",
 ]
 
 [[package]]
 name = "axum-core"
-version = "0.3.4"
+version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "759fa577a247914fd3f7f76d62972792636412fbfd634cd452f6a385a74d2d2c"
+checksum = "08c78f31d7b1291f7ee735c1c6780ccde7785daae9a9206026862dab7d8792d1"
 dependencies = [
- "async-trait",
  "bytes",
- "futures-util",
- "http 0.2.12",
- "http-body 0.4.6",
+ "futures-core",
+ "http 1.4.0",
+ "http-body 1.0.1",
+ "http-body-util",
  "mime",
- "rustversion",
+ "pin-project-lite",
+ "sync_wrapper 1.0.2",
  "tower-layer",
  "tower-service",
 ]
@@ -1750,6 +1726,25 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "h2"
+version = "0.4.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "171fefbc92fe4a4de27e0698d6a5b392d6a0e333506bc49133760b3bcf948733"
+dependencies = [
+ "atomic-waker",
+ "bytes",
+ "fnv",
+ "futures-core",
+ "futures-sink",
+ "http 1.4.0",
+ "indexmap 2.14.0",
+ "slab",
+ "tokio",
+ "tokio-util",
+ "tracing",
+]
+
 [[package]]
 name = "hashbrown"
 version = "0.12.3"
@@ -1902,7 +1897,7 @@ dependencies = [
  "futures-channel",
  "futures-core",
  "futures-util",
- "h2",
+ "h2 0.3.27",
  "http 0.2.12",
  "http-body 0.4.6",
  "httparse",
@@ -1926,9 +1921,11 @@ dependencies = [
  "bytes",
  "futures-channel",
  "futures-core",
+ "h2 0.4.14",
  "http 1.4.0",
  "http-body 1.0.1",
  "httparse",
+ "httpdate",
  "itoa",
  "pin-project-lite",
  "smallvec",
@@ -1954,14 +1951,15 @@ dependencies = [
 
 [[package]]
 name = "hyper-timeout"
-version = "0.4.1"
+version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bbb958482e8c7be4bc3cf272a766a2b0bf1a6755e7a6ae777f017a31d11b13b1"
+checksum = "2b90d566bffbce6a75bd8b09a05aa8c2cb1fabb6cb348f8840c9e4c90a0d83b0"
 dependencies = [
- "hyper 0.14.32",
+ "hyper 1.9.0",
+ "hyper-util",
  "pin-project-lite",
  "tokio",
- "tokio-io-timeout",
+ "tower-service",
 ]
 
 [[package]]
@@ -2514,9 +2512,9 @@ dependencies = [
 
 [[package]]
 name = "matchit"
-version = "0.7.3"
+version = "0.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0e7465ac9959cc2b1404e8e2367b43684a6d13790fe23056cc8c6c5a6b7bcb94"
+checksum = "47e1ffaa40ddd1f3ed91f717a33c8c0ee23fff369e3aa8772b9605cc1d22f4c3"
 
 [[package]]
 name = "memchr"
@@ -3292,7 +3290,7 @@ dependencies = [
  "encoding_rs",
  "futures-core",
  "futures-util",
- "h2",
+ "h2 0.3.27",
  "http 0.2.12",
  "http-body 0.4.6",
  "hyper 0.14.32",
@@ -3349,7 +3347,7 @@ dependencies = [
  "sync_wrapper 1.0.2",
  "tokio",
  "tokio-rustls",
- "tower 0.5.3",
+ "tower",
  "tower-http",
  "tower-service",
  "url",
@@ -4181,16 +4179,6 @@ dependencies = [
  "windows-sys 0.61.2",
 ]
 
-[[package]]
-name = "tokio-io-timeout"
-version = "1.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0bd86198d9ee903fedd2f9a2e72014287c0d9167e4ae43b5853007205dda1b76"
-dependencies = [
- "pin-project-lite",
- "tokio",
-]
-
 [[package]]
 name = "tokio-macros"
 version = "2.7.0"
@@ -4308,26 +4296,28 @@ checksum = "756daf9b1013ebe47a8776667b466417e2d4c5679d441c26230efd9ef78692db"
 
 [[package]]
 name = "tonic"
-version = "0.11.0"
+version = "0.14.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "76c4eb7a4e9ef9d4763600161f12f5070b92a578e1b634db88a6887844c91a13"
+checksum = "ac2a5518c70fa84342385732db33fb3f44bc4cc748936eb5833d2df34d6445ef"
 dependencies = [
- "async-stream",
  "async-trait",
  "axum",
- "base64 0.21.7",
+ "base64 0.22.1",
  "bytes",
- "h2",
- "http 0.2.12",
- "http-body 0.4.6",
- "hyper 0.14.32",
+ "h2 0.4.14",
+ "http 1.4.0",
+ "http-body 1.0.1",
+ "http-body-util",
+ "hyper 1.9.0",
  "hyper-timeout",
+ "hyper-util",
  "percent-encoding",
  "pin-project",
- "prost",
+ "socket2 0.6.3",
+ "sync_wrapper 1.0.2",
  "tokio",
  "tokio-stream",
- "tower 0.4.13",
+ "tower",
  "tower-layer",
  "tower-service",
  "tracing",
@@ -4346,26 +4336,6 @@ dependencies = [
  "syn 2.0.117",
 ]
 
-[[package]]
-name = "tower"
-version = "0.4.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8fa9be0de6cf49e536ce1851f987bd21a43b771b09473c3549a6c853db37c1c"
-dependencies = [
- "futures-core",
- "futures-util",
- "indexmap 1.9.3",
- "pin-project",
- "pin-project-lite",
- "rand 0.8.6",
- "slab",
- "tokio",
- "tokio-util",
- "tower-layer",
- "tower-service",
- "tracing",
-]
-
 [[package]]
 name = "tower"
 version = "0.5.3"
@@ -4374,11 +4344,15 @@ checksum = "ebe5ef63511595f1344e2d5cfa636d973292adc0eec1f0ad45fae9f0851ab1d4"
 dependencies = [
  "futures-core",
  "futures-util",
+ "indexmap 2.14.0",
  "pin-project-lite",
+ "slab",
  "sync_wrapper 1.0.2",
  "tokio",
+ "tokio-util",
  "tower-layer",
  "tower-service",
+ "tracing",
 ]
 
 [[package]]
@@ -4394,7 +4368,7 @@ dependencies = [
  "http-body 1.0.1",
  "iri-string",
  "pin-project-lite",
- "tower 0.5.3",
+ "tower",
  "tower-layer",
  "tower-service",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index f770f8a..55ebe13 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,7 +22,7 @@ tracing-subscriber = { version = "0.3", features = ["env-filter"] }
 petgraph = "0.6"
 uuid = { version = "1.6", features = ["v4", "serde"] }
 chrono = { version = "0.4", features = ["serde"] }
-tonic = "0.11"
+tonic = "0.14"
 prost = "0.12"
 prost-types = "0.12"
 
diff --git a/crates/flowproto/Cargo.toml b/crates/flowproto/Cargo.toml
index 21b8ac3..610bfa7 100644
--- a/crates/flowproto/Cargo.toml
+++ b/crates/flowproto/Cargo.toml
@@ -4,7 +4,7 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
-tonic = "0.11"
+tonic = "0.14"
 prost = "0.12"
 prost-types = "0.12"