diff --git a/Cargo.toml b/Cargo.toml
index 38dca95..55513d0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,7 +14,7 @@ edition = "2018"
 [dependencies]
 log = "0.4"
 pin-project-lite = "0.1.4"
-tokio = { version = "0.2", features= [] }
+tokio = { version = "0.2", features = ["rt-core", "io-util"] }
 async-pipe = "0.1"
 http-body = "0.3"
 bytes = "0.5"
@@ -22,4 +22,4 @@ http = "0.2"
 
 [dev-dependencies]
 hyper = "0.13"
-tokio = { version = "0.2", features = ["full"] }
\ No newline at end of file
+tokio = { version = "0.2", features = ["full"] }