diff --git a/Cargo.lock b/Cargo.lock
index cd274d3..f66b472 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -294,7 +294,7 @@ version = "0.1.0"
 dependencies = [
  "anyhow",
  "crunch",
- "prost 0.13.3",
+ "prost",
  "tokio",
  "tracing",
  "tracing-subscriber",
@@ -689,9 +689,9 @@ dependencies = [
  "crunch-traits",
  "genco",
  "pretty_assertions",
- "prost 0.13.3",
+ "prost",
  "prost-build",
- "prost-types 0.13.3",
+ "prost-types",
  "regex",
  "tempfile",
  "tokio",
@@ -708,9 +708,9 @@ dependencies = [
  "capnp",
  "capnpc",
  "criterion",
- "prost 0.13.3",
+ "prost",
  "prost-build",
- "prost-types 0.13.3",
+ "prost-types",
  "serde",
  "serde_json",
  "thiserror",
@@ -770,8 +770,8 @@ dependencies = [
  "bytes",
  "crunch-traits",
  "futures",
- "prost 0.13.3",
- "prost-types 0.13.3",
+ "prost",
+ "prost-types",
  "thiserror",
  "tokio",
  "tonic",
@@ -805,7 +805,7 @@ dependencies = [
  "anyhow",
  "async-trait",
  "futures",
- "prost 0.13.3",
+ "prost",
  "thiserror",
  "tokio",
  "uuid",
@@ -1676,15 +1676,6 @@ dependencies = [
  "either",
 ]
 
-[[package]]
-name = "itertools"
-version = "0.12.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba291022dbbd398a455acf126c1e341954079855bc60dfdda641363bd6922569"
-dependencies = [
- "either",
-]
-
 [[package]]
 name = "itertools"
 version = "0.13.0"
@@ -2227,16 +2218,6 @@ dependencies = [
  "unicode-ident",
 ]
 
-[[package]]
-name = "prost"
-version = "0.12.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "deb1435c188b76130da55f17a466d252ff7b1418b2ad3e037d127b94e3411f29"
-dependencies = [
- "bytes",
- "prost-derive 0.12.6",
-]
-
 [[package]]
 name = "prost"
 version = "0.13.3"
@@ -2244,43 +2225,30 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7b0487d90e047de87f984913713b85c601c05609aad5b0df4b4573fbf69aa13f"
 dependencies = [
  "bytes",
- "prost-derive 0.13.3",
+ "prost-derive",
 ]
 
 [[package]]
 name = "prost-build"
-version = "0.12.6"
+version = "0.13.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "22505a5c94da8e3b7c2996394d1c933236c4d743e81a410bcca4e6989fc066a4"
+checksum = "0c1318b19085f08681016926435853bbf7858f9c082d0999b80550ff5d9abe15"
 dependencies = [
  "bytes",
  "heck 0.5.0",
- "itertools 0.12.1",
+ "itertools 0.13.0",
  "log",
  "multimap",
  "once_cell",
  "petgraph",
  "prettyplease",
- "prost 0.12.6",
- "prost-types 0.12.6",
+ "prost",
+ "prost-types",
  "regex",
  "syn 2.0.87",
  "tempfile",
 ]
 
-[[package]]
-name = "prost-derive"
-version = "0.12.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "81bddcdb20abf9501610992b6759a4c888aef7d1a7247ef75e2404275ac24af1"
-dependencies = [
- "anyhow",
- "itertools 0.12.1",
- "proc-macro2",
- "quote",
- "syn 2.0.87",
-]
-
 [[package]]
 name = "prost-derive"
 version = "0.13.3"
@@ -2294,22 +2262,13 @@ dependencies = [
  "syn 2.0.87",
 ]
 
-[[package]]
-name = "prost-types"
-version = "0.12.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9091c90b0a32608e984ff2fa4091273cbdd755d54935c51d520887f4a1dbd5b0"
-dependencies = [
- "prost 0.12.6",
-]
-
 [[package]]
 name = "prost-types"
 version = "0.13.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4759aa0d3a6232fb8dbdb97b61de2c20047c68aca932c7ed76da9d788508d670"
 dependencies = [
- "prost 0.13.3",
+ "prost",
 ]
 
 [[package]]
@@ -3380,7 +3339,7 @@ dependencies = [
  "hyper-util",
  "percent-encoding",
  "pin-project",
- "prost 0.13.3",
+ "prost",
  "rustls-native-certs 0.8.0",
  "rustls-pemfile 2.2.0",
  "socket2",
diff --git a/Cargo.toml b/Cargo.toml
index 5eafef0..815e76a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,7 +32,7 @@ serde = { version = "1.0.188", features = ["derive"] }
 serde_json = { version = "1.0.107" }
 prost = { version = "0.13" }
 prost-types = { version = "0.13" }
-prost-build = "0.12"
+prost-build = "0.13"
 bytes = { version = "1.5" }
 tempfile = { version = "3.8.0" }
 genco = { version = "0.17.6" }
diff --git a/crates/crunch-envelope/Cargo.toml b/crates/crunch-envelope/Cargo.toml
index 87b73e0..79fecbf 100644
--- a/crates/crunch-envelope/Cargo.toml
+++ b/crates/crunch-envelope/Cargo.toml
@@ -25,7 +25,7 @@ bytes = {workspace = true, optional = true}
 
 [build-dependencies]
 capnpc = "0.18.0"
-prost-build = "0.12"
+prost-build = "0.13"
 
 [dev-dependencies]
 criterion = { version = "0.5" }
\ No newline at end of file