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