diff --git a/dummy/Cargo.toml b/dummy/Cargo.toml
index 1fcf2dc..a80fac4 100644
--- a/dummy/Cargo.toml
+++ b/dummy/Cargo.toml
@@ -11,7 +11,7 @@ prosto = { path = "../" }
 rand = "0.8"
 tracing-subscriber = "0.3"
 proptest = "1.0"
-tokio = { version = "1.12.0", features = ["rt-multi-thread", "sync"]}
+tokio = { version = "1.17.0", features = ["rt-multi-thread", "sync"]}
 tonic = "0.6"
 anyhow = "1.0"