diff --git a/src/librustc/lib.rs b/src/librustc/lib.rs
index a964609e4e634..c39bc94dfa8bc 100644
--- a/src/librustc/lib.rs
+++ b/src/librustc/lib.rs
@@ -22,8 +22,8 @@
       html_favicon_url = "http://www.rust-lang.org/favicon.ico",
       html_root_url = "http://doc.rust-lang.org/nightly/")]
 
-#![feature(default_type_params, globs, if_let, import_shadowing, macro_rules, phase, quote)]
-#![feature(slicing_syntax, tuple_indexing, unsafe_destructor)]
+#![feature(default_type_params, globs, import_shadowing, macro_rules, phase, quote)]
+#![feature(slicing_syntax, unsafe_destructor)]
 #![feature(rustc_diagnostic_macros)]
 
 extern crate arena;
diff --git a/src/librustc_driver/lib.rs b/src/librustc_driver/lib.rs
index 33c009cf3291b..4bb452830fbfa 100644
--- a/src/librustc_driver/lib.rs
+++ b/src/librustc_driver/lib.rs
@@ -22,7 +22,7 @@
       html_favicon_url = "http://www.rust-lang.org/favicon.ico",
       html_root_url = "http://doc.rust-lang.org/nightly/")]
 
-#![feature(default_type_params, globs, if_let, import_shadowing, macro_rules, phase, quote)]
+#![feature(default_type_params, globs, import_shadowing, macro_rules, phase, quote)]
 #![feature(slicing_syntax, unsafe_destructor)]
 #![feature(rustc_diagnostic_macros)]
 
diff --git a/src/librustc_trans/lib.rs b/src/librustc_trans/lib.rs
index 4e25921e0b29b..2421b39b8bb15 100644
--- a/src/librustc_trans/lib.rs
+++ b/src/librustc_trans/lib.rs
@@ -22,7 +22,7 @@
       html_favicon_url = "http://www.rust-lang.org/favicon.ico",
       html_root_url = "http://doc.rust-lang.org/nightly/")]
 
-#![feature(default_type_params, globs, if_let, import_shadowing, macro_rules, phase, quote)]
+#![feature(default_type_params, globs, import_shadowing, macro_rules, phase, quote)]
 #![feature(slicing_syntax, unsafe_destructor)]
 #![feature(rustc_diagnostic_macros)]
 
diff --git a/src/librustc_typeck/lib.rs b/src/librustc_typeck/lib.rs
index 2f5b473567faa..b83bbd6b4c08e 100644
--- a/src/librustc_typeck/lib.rs
+++ b/src/librustc_typeck/lib.rs
@@ -71,8 +71,8 @@ This API is completely unstable and subject to change.
       html_favicon_url = "http://www.rust-lang.org/favicon.ico",
       html_root_url = "http://doc.rust-lang.org/nightly/")]
 
-#![feature(default_type_params, globs, if_let, import_shadowing, macro_rules, phase, quote)]
-#![feature(slicing_syntax, tuple_indexing, unsafe_destructor)]
+#![feature(default_type_params, globs, import_shadowing, macro_rules, phase, quote)]
+#![feature(slicing_syntax, unsafe_destructor)]
 #![feature(rustc_diagnostic_macros)]
 #![allow(non_camel_case_types)]
 
diff --git a/src/librustdoc/lib.rs b/src/librustdoc/lib.rs
index 66108bea9885c..f47ca8514b777 100644
--- a/src/librustdoc/lib.rs
+++ b/src/librustdoc/lib.rs
@@ -18,7 +18,7 @@
        html_playground_url = "http://play.rust-lang.org/")]
 
 #![allow(unknown_features)]
-#![feature(globs, if_let, macro_rules, phase, slicing_syntax, tuple_indexing)]
+#![feature(globs, macro_rules, phase, slicing_syntax)]
 
 extern crate arena;
 extern crate getopts;
diff --git a/src/libstd/lib.rs b/src/libstd/lib.rs
index d4274d7e4017e..f6b73f037f25b 100644
--- a/src/libstd/lib.rs
+++ b/src/libstd/lib.rs
@@ -106,7 +106,7 @@
 #![allow(unknown_features)]
 #![feature(macro_rules, globs, linkage)]
 #![feature(default_type_params, phase, lang_items, unsafe_destructor)]
-#![feature(import_shadowing, slicing_syntax, tuple_indexing)]
+#![feature(import_shadowing, slicing_syntax)]
 
 // Don't link to std. We are std.
 #![no_std]
diff --git a/src/libsyntax/lib.rs b/src/libsyntax/lib.rs
index f368686451843..ea305642f6655 100644
--- a/src/libsyntax/lib.rs
+++ b/src/libsyntax/lib.rs
@@ -23,7 +23,7 @@
        html_root_url = "http://doc.rust-lang.org/nightly/")]
 
 #![allow(unknown_features)]
-#![feature(if_let, macro_rules, globs, default_type_params, phase, slicing_syntax)]
+#![feature(macro_rules, globs, default_type_params, phase, slicing_syntax)]
 #![feature(quote, unsafe_destructor, import_shadowing)]
 
 extern crate arena;
diff --git a/src/test/compile-fail/issue-19096.rs b/src/test/compile-fail/issue-19096.rs
index 6b67814aab33f..5d915d6a59b15 100644
--- a/src/test/compile-fail/issue-19096.rs
+++ b/src/test/compile-fail/issue-19096.rs
@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(tuple_indexing)]
-
 fn main() {
     let t = (42i, 42i);
     t.0::<int>; //~ ERROR expected one of `.`, `;`, `}`, or an operator, found `::`
diff --git a/src/test/run-pass/borrow-tuple-fields.rs b/src/test/run-pass/borrow-tuple-fields.rs
index 046d76c4331dc..a151a837f77d2 100644
--- a/src/test/run-pass/borrow-tuple-fields.rs
+++ b/src/test/run-pass/borrow-tuple-fields.rs
@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(tuple_indexing)]
-
 struct Foo(int, int);
 
 fn main() {
diff --git a/src/test/run-pass/if-let.rs b/src/test/run-pass/if-let.rs
index 3a2aadd830b22..4dff2ea55f16a 100644
--- a/src/test/run-pass/if-let.rs
+++ b/src/test/run-pass/if-let.rs
@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(if_let)]
-
 pub fn main() {
     let x = Some(3i);
     if let Some(y) = x {
diff --git a/src/test/run-pass/issue-18412.rs b/src/test/run-pass/issue-18412.rs
index c03301f17f31f..63f57e0a2e85e 100644
--- a/src/test/run-pass/issue-18412.rs
+++ b/src/test/run-pass/issue-18412.rs
@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(tuple_indexing)]
-
 // Test that non-static methods can be assigned to local variables as
 // function pointers.
 
diff --git a/src/test/run-pass/issue-19244.rs b/src/test/run-pass/issue-19244.rs
index fecddea13e0f8..d42bda6cd5d42 100644
--- a/src/test/run-pass/issue-19244.rs
+++ b/src/test/run-pass/issue-19244.rs
@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(tuple_indexing)]
-
 struct MyStruct { field: uint }
 const STRUCT: MyStruct = MyStruct { field: 42 };
 const TUP: (uint,) = (43,);
diff --git a/src/test/run-pass/tuple-index-fat-types.rs b/src/test/run-pass/tuple-index-fat-types.rs
index fdee1d9f96c4d..eccd841e357b6 100644
--- a/src/test/run-pass/tuple-index-fat-types.rs
+++ b/src/test/run-pass/tuple-index-fat-types.rs
@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(tuple_indexing)]
-
 struct Foo<'a>(&'a [int]);
 
 fn main() {
diff --git a/src/test/run-pass/tuple-index.rs b/src/test/run-pass/tuple-index.rs
index 107dc40e18671..78e0cad47129a 100644
--- a/src/test/run-pass/tuple-index.rs
+++ b/src/test/run-pass/tuple-index.rs
@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(tuple_indexing)]
-
 struct Point(int, int);
 
 fn main() {
diff --git a/src/test/run-pass/while-let.rs b/src/test/run-pass/while-let.rs
index 449b3099dfa4d..94a45817ee580 100644
--- a/src/test/run-pass/while-let.rs
+++ b/src/test/run-pass/while-let.rs
@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(while_let)]
-
 use std::collections::BinaryHeap;
 
 fn make_pq() -> BinaryHeap<int> {