diff --git a/benches/client_mock_tcp.rs b/benches/client_mock_tcp.rs
index db6efe80..76d7c78b 100644
--- a/benches/client_mock_tcp.rs
+++ b/benches/client_mock_tcp.rs
@@ -12,7 +12,7 @@ use std::path::BytesContainer;
 
 use hyper::net;
 
-static README: &'static [u8] = include_bin!("../README.md");
+static README: &'static [u8] = include_bytes!("../README.md");
 
 
 struct MockStream {
diff --git a/src/header/common/authorization.rs b/src/header/common/authorization.rs
index e4905366..60d447ff 100644
--- a/src/header/common/authorization.rs
+++ b/src/header/common/authorization.rs
@@ -1,4 +1,4 @@
-use std::fmt::{self, Show};
+use std::fmt;
 use std::str::{FromStr, from_utf8};
 use std::ops::{Deref, DerefMut};
 use serialize::base64::{ToBase64, FromBase64, Standard, Config, Newline};
@@ -70,7 +70,7 @@ impl Scheme for String {
     }
 
     fn fmt_scheme(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        self.fmt(f)
+		write!(f, "{}", self)
     }
 }
 
@@ -98,12 +98,12 @@ impl Scheme for Basic {
         if let Some(ref pass) = self.password {
             text.push_str(&pass[]);
         }
-        text.as_bytes().to_base64(Config {
+        write!(f, "{}", text.as_bytes().to_base64(Config {
             char_set: Standard,
             newline: Newline::CRLF,
             pad: true,
             line_length: None
-        }).fmt(f)
+        }))
     }
 }
 
diff --git a/src/header/common/content_length.rs b/src/header/common/content_length.rs
index b91c3a2c..ff97cdb2 100644
--- a/src/header/common/content_length.rs
+++ b/src/header/common/content_length.rs
@@ -1,4 +1,4 @@
-use std::fmt::{self, Show};
+use std::fmt;
 
 use header::{Header, HeaderFormat};
 use header::shared::util::from_one_raw_str;
@@ -24,7 +24,7 @@ impl Header for ContentLength {
 impl HeaderFormat for ContentLength {
     fn fmt_header(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
         let ContentLength(ref value) = *self;
-        value.fmt(fmt)
+        write!(fmt, "{}", value)
     }
 }
 
diff --git a/src/header/common/cookie.rs b/src/header/common/cookie.rs
index bf0e658e..d595e463 100644
--- a/src/header/common/cookie.rs
+++ b/src/header/common/cookie.rs
@@ -1,5 +1,5 @@
 use header::{Header, HeaderFormat};
-use std::fmt::{self, Show};
+use std::fmt;
 use std::str::from_utf8;
 
 use cookie::Cookie;
@@ -58,7 +58,7 @@ impl HeaderFormat for Cookies {
         for (i, cookie) in cookies.iter().enumerate() {
             try!(write!(fmt, "{}", cookie.pair()));
 			if i < last {
-                try!("; ".fmt(fmt));
+                try!(fmt.write_str("; "));
             }
         }
         Ok(())
diff --git a/src/header/common/host.rs b/src/header/common/host.rs
index 82b204e3..cb1ef9cd 100644
--- a/src/header/common/host.rs
+++ b/src/header/common/host.rs
@@ -1,6 +1,6 @@
 use header::{Header, HeaderFormat};
 use Port;
-use std::fmt::{self, Show};
+use std::fmt;
 use header::shared::util::from_one_raw_str;
 
 /// The `Host` header.
@@ -66,7 +66,7 @@ impl Header for Host {
 impl HeaderFormat for Host {
     fn fmt_header(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
         match self.port {
-            None | Some(80) | Some(443) => self.hostname.fmt(fmt),
+            None | Some(80) | Some(443) => write!(fmt, "{}", self.hostname),
             Some(port) => write!(fmt, "{}:{}", self.hostname, port)
         }
     }
diff --git a/src/header/common/set_cookie.rs b/src/header/common/set_cookie.rs
index 34572423..a11fb110 100644
--- a/src/header/common/set_cookie.rs
+++ b/src/header/common/set_cookie.rs
@@ -1,5 +1,5 @@
 use header::{Header, HeaderFormat};
-use std::fmt::{self, Show};
+use std::fmt;
 use std::str::from_utf8;
 
 use cookie::Cookie;
@@ -54,7 +54,7 @@ impl HeaderFormat for SetCookie {
             if i != 0 {
                 try!(f.write_str("\r\nSet-Cookie: "));
             }
-            try!(cookie.fmt(f));
+            try!(write!(f, "{}", cookie));
         }
         Ok(())
     }