diff --git a/src/lib.rs b/src/lib.rs
index f082bf9..2bec58d 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,4 @@
-#![feature(lang_items, alloc, collections, slice_concat_ext, macro_reexport, allow_internal_unstable)]
+#![feature(lang_items, alloc, collections, macro_reexport, allow_internal_unstable)]
 #![no_std]
 #![crate_type = "rlib"]
 #![crate_name = "ctru"]
@@ -20,40 +20,6 @@ pub use srv::Srv;
 pub use gfx::Gfx;
 pub use sdmc::Sdmc;
 
-pub mod std {
-    pub use core::{any, cell, char, clone, cmp, convert, default, f32, f64, hash, i16, i32, i64,
-                   i8, isize, iter, marker, mem, num, ops, option, ptr, result, sync, u16, u32,
-                   u64, u8, usize};
-    pub use alloc::{arc, rc};
-    pub use collections::{borrow, boxed, fmt, slice, str, string, vec};
-
-    pub mod collections {
-        pub use collections::{binary_heap, btree_map, btree_set, linked_list, vec_deque,
-                              BinaryHeap, LinkedList, VecDeque, String, Vec, BTreeMap, BTreeSet};
-    }
-}
-
-pub mod prelude {
-    pub use std;
-    pub use std::marker::{Copy, Send, Sized, Sync};
-    pub use std::ops::{Drop, Fn, FnMut, FnOnce};
-    pub use std::mem::drop;
-    pub use std::boxed::Box;
-    pub use std::borrow::ToOwned;
-    pub use std::clone::Clone;
-    pub use std::cmp::{PartialEq, PartialOrd, Eq, Ord};
-    pub use std::convert::{AsRef, AsMut, Into, From};
-    pub use std::default::Default;
-    pub use std::iter::{Iterator, Extend, IntoIterator};
-    pub use std::iter::{DoubleEndedIterator, ExactSizeIterator};
-    pub use std::option::Option::{self, Some, None};
-    pub use std::result::Result::{self, Ok, Err};
-    pub use std::slice::SliceConcatExt;
-    pub use std::string::{String, ToString};
-    pub use std::vec::Vec;
-    pub use std::fmt::Write;
-}
-
 #[lang = "eh_personality"]
 extern "C" fn eh_personality() {}
 #[lang = "panic_fmt"]