diff --git a/hello-grpc-rust/Cargo.toml b/hello-grpc-rust/Cargo.toml
index 1f8f544..f3984d8 100644
--- a/hello-grpc-rust/Cargo.toml
+++ b/hello-grpc-rust/Cargo.toml
@@ -51,4 +51,4 @@ once_cell = "1.18.0"
 
 [build-dependencies]
 #https://lib.rs/crates/tonic-build
-tonic-build = "0.11.0"
+tonic-build = "0.12.0"