diff --git a/lmdb-sys/build.rs b/lmdb-sys/build.rs
index c88d061..5be0be0 100644
--- a/lmdb-sys/build.rs
+++ b/lmdb-sys/build.rs
@@ -4,7 +4,6 @@ extern crate "pkg-config" as pkg_config;
 extern crate gcc;
 
 use std::default::Default;
-use std::os;
 use std::env;
 use std::path::PathBuf;
 
diff --git a/src/environment.rs b/src/environment.rs
index 4ac7cfb..14fb468 100644
--- a/src/environment.rs
+++ b/src/environment.rs
@@ -1,7 +1,8 @@
 use libc::{c_uint, size_t, mode_t};
-use std::ffi::CString;
+use std::ffi::{AsOsStr, CString};
+use std::os::unix::OsStrExt;
 use std::old_io::FilePermission;
-use std::path::BytesContainer;
+use std::path::Path;
 use std::ptr;
 use std::sync::Mutex;
 
@@ -178,7 +179,7 @@ impl EnvironmentBuilder {
                                        ffi::mdb_env_close(env))
             }
             lmdb_try_with_cleanup!(ffi::mdb_env_open(env,
-                                                     CString::from_slice(path.container_as_bytes()).as_ptr(),
+                                                     CString::from_slice(path.as_os_str().as_byte_slice()).as_ptr(),
                                                      self.flags.bits(),
                                                      mode.bits() as mode_t),
                                    ffi::mdb_env_close(env));
diff --git a/src/lib.rs b/src/lib.rs
index 6f8637d..051b0e9 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -4,7 +4,7 @@
 //! Provides the minimal amount of abstraction necessary to interact with LMDB safely in Rust. In
 //! general, the API is very similar to the LMDB [C-API](http://symas.com/mdb/doc/).
 
-#![feature(collections, core, hash, io, libc, optin_builtin_traits, path, std_misc, test, unsafe_destructor)]
+#![feature(collections, core, hash, io, libc, optin_builtin_traits, std_misc, test, unsafe_destructor)]
 #![cfg_attr(test, feature(rand))]
 
 extern crate libc;