diff --git a/Cargo.toml b/Cargo.toml
index 1da9faf..8724307 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,11 +17,11 @@ tls = ["native-tls", "tokio-tls"]
 [dependencies]
 base64 = "0.10"
 clap = "2.33.0"
-futures = "0.1.27"
-hyper = "0.12.30"
+futures = "0.1.28"
+hyper = "0.12.33"
 jemallocator = "0"
 native-tls = { version = "0.2.3", optional = true }
-tokio = "0.1.21"
+tokio = "0.1.22"
 tokio-current-thread = "0.1.6"
 tokio-timer = "0.2.11"
 tokio-tls = { version = "0.2.1", optional = true }
diff --git a/src/main.rs b/src/main.rs
index 6b541af..e99a965 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -23,7 +23,7 @@ use native_tls::{self, Identity};
 use std::fs::File;
 
 #[cfg(feature = "tls")]
-use std::io::{self, Read};
+use std::io::Read;
 
 #[cfg(feature = "tls")]
 use std::path::{Path, PathBuf};