diff --git a/stdio/Cargo.toml b/stdio/Cargo.toml
index fe39581e..8a399613 100644
--- a/stdio/Cargo.toml
+++ b/stdio/Cargo.toml
@@ -17,7 +17,7 @@ tokio = { version = "1", features = ["io-std", "io-util"] }
 tokio-util = { version = "0.6", features = ["codec"] }
 
 [dev-dependencies]
-tokio = { version = "1", features = ["rt", "macros"] }
+tokio = { version = "1", features = ["macros", "rt-multi-thread"] }
 lazy_static = "1.0"
 env_logger = "0.7"