Index: native-tls/Cargo.toml
===================================================================
--- native-tls.orig/Cargo.toml
+++ native-tls/Cargo.toml
@@ -19,7 +19,7 @@ readme = "README.md"
 license = "MIT/Apache-2.0"
 repository = "https://github.com/sfackler/rust-native-tls"
 [dev-dependencies.hex]
-version = "0.3"
+version = "0.4"
 
 [features]
 vendored = ["openssl/vendored"]