diff --git a/Cargo.toml b/Cargo.toml
index 2c1f889..b1ac313 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -40,7 +40,7 @@ hyper-util = { version = "0.1.3", features = ["tokio"] }
 http-body-util = "0.1.1"
 
 [build-dependencies]
-prost-build = { version = "0.12.0", optional = true }
+prost-build = { version = "0.13.1", optional = true }
 
 [[bench]]
 name = "baseline"