diff --git a/.travis.yml b/.travis.yml
index 68bb181..b670bb3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,19 @@
 language: rust
+sudo: required
 
 rust:
   - nightly
+before_script:
+  - pip install 'travis-cargo<0.2' --user && export PATH=$HOME/.local/bin:$PATH
+script:
+  - |
+      travis-cargo build &&
+      travis-cargo test &&
+      travis-cargo doc
+after_success:
+  - travis-cargo doc-upload
+  - travis-cargo coveralls
+
+env:
+  global:
+    secure: m8BXCWDfBh0Hkajp7+KdSFP65q3gUuJWJSb+W6BtAzWNxIuAwTgtm3Ja3gwwlko+XSOO4IG8+p+ApnduK1znWO+mslhUC7qr8oxIWRS3CzvSr3YeEwfVbWOz34/+I5cGh91ie8pbqxP+buMPVj078W3Cr/STzHhS2ZdQpjR/L8c=
diff --git a/Cargo.toml b/Cargo.toml
index a026c71..2d8b178 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 
 name = "smtp"
-version = "0.0.11"
+version = "0.0.12"
 description = "Simple SMTP client"
 readme = "README.md"
 documentation = "http://amousset.github.io/rust-smtp/smtp/"
diff --git a/examples/client.rs b/examples/client.rs
index 55525d4..db22a5c 100644
--- a/examples/client.rs
+++ b/examples/client.rs
@@ -12,8 +12,6 @@ extern crate log;
 extern crate env_logger;
 extern crate smtp;
 
-use std::net::TcpStream;
-
 use smtp::sender::{Sender, SenderBuilder};
 use smtp::mailer::EmailBuilder;