diff --git a/tests/compile-fail/deallocate-bad-alignment.rs b/tests/compile-fail/deallocate-bad-alignment.rs
index 9b5ee9a934b0..621c05344b4a 100644
--- a/tests/compile-fail/deallocate-bad-alignment.rs
+++ b/tests/compile-fail/deallocate-bad-alignment.rs
@@ -1,4 +1,4 @@
-use std::alloc::{alloc, dealloc, realloc, Layout};
+use std::alloc::{alloc, dealloc, Layout};
 
 // error-pattern: allocation has size 1 and alignment 1, but gave size 1 and alignment 2
 
diff --git a/tests/compile-fail/deallocate-bad-size.rs b/tests/compile-fail/deallocate-bad-size.rs
index 39a0d48c8b1a..386bb56b9091 100644
--- a/tests/compile-fail/deallocate-bad-size.rs
+++ b/tests/compile-fail/deallocate-bad-size.rs
@@ -1,4 +1,4 @@
-use std::alloc::{alloc, dealloc, realloc, Layout};
+use std::alloc::{alloc, dealloc, Layout};
 
 // error-pattern: allocation has size 1 and alignment 1, but gave size 2 and alignment 1
 
diff --git a/tests/compile-fail/deallocate-twice.rs b/tests/compile-fail/deallocate-twice.rs
index 3c5e8e96360c..67312b0d96dd 100644
--- a/tests/compile-fail/deallocate-twice.rs
+++ b/tests/compile-fail/deallocate-twice.rs
@@ -1,4 +1,4 @@
-use std::alloc::{alloc, dealloc, realloc, Layout};
+use std::alloc::{alloc, dealloc, Layout};
 
 // error-pattern: dereferenced after this allocation got freed
 
diff --git a/tests/compile-fail/reallocate-bad-size.rs b/tests/compile-fail/reallocate-bad-size.rs
index bbdef4421b6c..7826f26f9b8c 100644
--- a/tests/compile-fail/reallocate-bad-size.rs
+++ b/tests/compile-fail/reallocate-bad-size.rs
@@ -1,4 +1,4 @@
-use std::alloc::{alloc, dealloc, realloc, Layout};
+use std::alloc::{alloc, realloc, Layout};
 
 // error-pattern: allocation has size 1 and alignment 1, but gave size 2 and alignment 1
 
diff --git a/tests/compile-fail/reallocate-change-alloc.rs b/tests/compile-fail/reallocate-change-alloc.rs
index 8130d72dee59..297029676962 100644
--- a/tests/compile-fail/reallocate-change-alloc.rs
+++ b/tests/compile-fail/reallocate-change-alloc.rs
@@ -1,4 +1,4 @@
-use std::alloc::{alloc, dealloc, realloc, Layout};
+use std::alloc::{alloc, realloc, Layout};
 
 fn main() {
     unsafe {