diff --git a/Cargo.toml b/Cargo.toml
index 0cac00c..d116870 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,18 +11,18 @@ authors = ["Alexis Mousset <contact@amousset.me>"]
 keywords = ["email", "smtp", "mailer"]
 
 [dependencies]
-bufstream = "0.1"
-email = "0.0"
-log = "0.3"
-mime = "0.2"
-openssl = "0.8"
-rustc-serialize = "0.3"
-rust-crypto = "0.2"
-time = "0.1"
-uuid = { version = "0.3", features = ["v4"] }
+bufstream = "^0.1"
+email = "^0.0"
+log = "^0.3"
+mime = "^0.2"
+openssl = "^0.9"
+rustc-serialize = "^0.3"
+rust-crypto = "^0.2"
+time = "^0.1"
+uuid = { version = "^0.3", features = ["v4"] }
 
 [dev-dependencies]
-env_logger = "0.3"
+env_logger = "^0.3"
 
 [features]
 unstable = []
diff --git a/src/transport/smtp/client/net.rs b/src/transport/smtp/client/net.rs
index 5e49e1c..82883b4 100644
--- a/src/transport/smtp/client/net.rs
+++ b/src/transport/smtp/client/net.rs
@@ -1,6 +1,6 @@
 //! A trait to represent a stream
 
-use openssl::ssl::{SslContext, SslStream};
+use openssl::ssl::{Ssl, SslContext, SslStream};
 use std::fmt;
 use std::fmt::{Debug, Formatter};
 use std::io;
@@ -24,9 +24,13 @@ impl Connector for NetworkStream {
 
         match ssl_context {
             Some(context) => {
-                match SslStream::connect(context, tcp_stream) {
-                    Ok(stream) => Ok(NetworkStream::Ssl(stream)),
-                    Err(err) => Err(io::Error::new(ErrorKind::Other, err)),
+                match Ssl::new(context) {
+                    Ok(ssl) => {
+                        ssl.connect(tcp_stream)
+                            .map(|s| NetworkStream::Ssl(s))
+                            .map_err(|e| io::Error::new(ErrorKind::Other, e))
+                    }
+                    Err(e) => Err(io::Error::new(ErrorKind::Other, e)),
                 }
             }
             None => Ok(NetworkStream::Plain(tcp_stream)),
@@ -37,9 +41,14 @@ impl Connector for NetworkStream {
 
         *self = match *self {
             NetworkStream::Plain(ref mut stream) => {
-                match SslStream::connect(ssl_context, stream.try_clone().unwrap()) {
-                    Ok(ssl_stream) => NetworkStream::Ssl(ssl_stream),
-                    Err(err) => return Err(io::Error::new(ErrorKind::Other, err)),
+                match Ssl::new(ssl_context) {
+                    Ok(ssl) => {
+                        match ssl.connect(stream.try_clone().unwrap()) {
+                            Ok(ssl_stream) => NetworkStream::Ssl(ssl_stream),
+                            Err(err) => return Err(io::Error::new(ErrorKind::Other, err)),
+                        }
+                    }
+                    Err(e) => return Err(io::Error::new(ErrorKind::Other, e)),
                 }
             }
             NetworkStream::Ssl(_) => return Ok(()),
@@ -122,4 +131,4 @@ impl Timeout for NetworkStream {
             NetworkStream::Ssl(ref mut stream) => stream.get_mut().set_write_timeout(duration),
         }
     }
-}
\ No newline at end of file
+}
diff --git a/src/transport/smtp/mod.rs b/src/transport/smtp/mod.rs
index 84c4321..9e2678f 100644
--- a/src/transport/smtp/mod.rs
+++ b/src/transport/smtp/mod.rs
@@ -101,7 +101,7 @@ impl SmtpTransportBuilder {
             Some(addr) => {
                 Ok(SmtpTransportBuilder {
                     server_addr: addr,
-                    ssl_context: SslContext::new(SslMethod::Tlsv1).unwrap(),
+                    ssl_context: SslContext::builder(SslMethod::tls()).unwrap().build(),
                     security_level: SecurityLevel::Opportunistic,
                     smtp_utf8: false,
                     credentials: None,