diff --git a/Cargo.lock b/Cargo.lock
index 2b5259b..2532245 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -191,7 +191,7 @@ dependencies = [
  "futures",
  "hex",
  "parking_lot",
- "prost",
+ "prost 0.14.4",
  "rand",
  "redb",
  "sha2",
@@ -211,7 +211,7 @@ dependencies = [
  "brokkr-proto",
  "brokkr-sdk",
  "clap",
- "prost",
+ "prost 0.14.4",
  "prost-types",
  "tokio",
  "tracing",
@@ -245,7 +245,7 @@ dependencies = [
  "clap",
  "hex",
  "jsonwebtoken",
- "prost",
+ "prost 0.14.4",
  "prost-types",
  "redb",
  "serde_json",
@@ -264,7 +264,7 @@ dependencies = [
 name = "brokkr-proto"
 version = "0.1.0"
 dependencies = [
- "prost",
+ "prost 0.14.4",
  "prost-types",
  "protoc-bin-vendored",
  "tonic",
@@ -279,7 +279,7 @@ dependencies = [
  "brokkr-proto",
  "bytes",
  "hyper-util",
- "prost",
+ "prost 0.14.4",
  "redb",
  "tempfile",
  "thiserror 2.0.18",
@@ -319,7 +319,7 @@ dependencies = [
  "brokkr-proto",
  "bytes",
  "hex",
- "prost",
+ "prost 0.14.4",
  "sha2",
  "thiserror 2.0.18",
  "tokio",
@@ -353,7 +353,7 @@ dependencies = [
  "memmap2",
  "nix 0.29.0",
  "parking_lot",
- "prost",
+ "prost 0.14.4",
  "sha2",
  "tempfile",
  "thiserror 2.0.18",
@@ -510,7 +510,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "39cab71617ae0d63f51a36d69f866391735b51691dbda63cf6f96d042b63efeb"
 dependencies = [
  "libc",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -833,7 +833,7 @@ dependencies = [
  "hyper",
  "libc",
  "pin-project-lite",
- "socket2 0.5.10",
+ "socket2 0.6.3",
  "tokio",
  "tower-service",
  "tracing",
@@ -1266,7 +1266,17 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2796faa41db3ec313a31f7624d9286acf277b52de526150b7e69f3debf891ee5"
 dependencies = [
  "bytes",
- "prost-derive",
+ "prost-derive 0.13.5",
+]
+
+[[package]]
+name = "prost"
+version = "0.14.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "528ac67416ff8646872a3c02cad9cc4ee5dc9f9540c9b10771855c95cb2e5ae1"
+dependencies = [
+ "bytes",
+ "prost-derive 0.14.4",
 ]
 
 [[package]]
@@ -1282,7 +1292,7 @@ dependencies = [
  "once_cell",
  "petgraph",
  "prettyplease",
- "prost",
+ "prost 0.13.5",
  "prost-types",
  "regex",
  "syn",
@@ -1302,13 +1312,26 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "prost-derive"
+version = "0.14.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b570b25f7617e43d59005d0990ccb79e950a423952cea19671b7a876da390adf"
+dependencies = [
+ "anyhow",
+ "itertools",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "prost-types"
 version = "0.13.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "52c2c1bf36ddb1a1c396b3601a3cec27c2462e45f07c386894ec3ccf5332bd16"
 dependencies = [
- "prost",
+ "prost 0.13.5",
 ]
 
 [[package]]
@@ -1521,7 +1544,7 @@ dependencies = [
  "errno",
  "libc",
  "linux-raw-sys",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -1763,7 +1786,7 @@ dependencies = [
  "getrandom 0.4.2",
  "once_cell",
  "rustix",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -1959,7 +1982,7 @@ dependencies = [
  "hyper-util",
  "percent-encoding",
  "pin-project",
- "prost",
+ "prost 0.13.5",
  "rustls-pemfile",
  "socket2 0.5.10",
  "tokio",
diff --git a/Cargo.toml b/Cargo.toml
index f48329d..34c5b86 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -31,7 +31,7 @@ async-trait = "0.1"
 # RPC / proto
 tonic = { version = "0.12", features = ["tls"] }
 tonic-build = "0.12"
-prost = "0.13"
+prost = "0.14"
 prost-types = "0.13"
 # tonic-over-turmoil test glue (dev-only; Phase 5 I5c). Versions match tonic
 # 0.12's hyper 1.0 stack.