diff --git a/walkeeper/Cargo.toml b/walkeeper/Cargo.toml
index b70f7ee5d0b7..caf7c86e713d 100644
--- a/walkeeper/Cargo.toml
+++ b/walkeeper/Cargo.toml
@@ -19,7 +19,7 @@ tracing = "0.1.27"
 clap = "2.33.0"
 daemonize = "0.4.1"
 rust-s3 = { version = "0.28", default-features = false, features = ["no-verify-ssl", "tokio-rustls-tls"] }
-tokio = "1.11"
+tokio = { version = "1.11", features = ["macros"] }
 postgres-protocol = { git = "https://github.com/zenithdb/rust-postgres.git", rev="9eb0dbfbeb6a6c1b79099b9f7ae4a8c021877858" }
 postgres = { git = "https://github.com/zenithdb/rust-postgres.git", rev="9eb0dbfbeb6a6c1b79099b9f7ae4a8c021877858" }
 anyhow = "1.0"