diff --git a/proto/Cargo.toml b/proto/Cargo.toml
index bc7cb07746..0ffa2ec0ff 100644
--- a/proto/Cargo.toml
+++ b/proto/Cargo.toml
@@ -18,7 +18,7 @@ description = """
 all-features = true
 
 [dependencies]
-prost = { version = "0.6" }
+prost = { version = "0.11" }
 prost-types = { version = "0.6" }
 anomaly = "0.2"
 bytes = "0.6"