diff --git a/src/bin/id.rs b/src/bin/id.rs
index a22f2442fe..21fa6ff269 100644
--- a/src/bin/id.rs
+++ b/src/bin/id.rs
@@ -1,6 +1,5 @@
 extern crate arg_parser;
 extern crate extra;
-extern crate syscall;
 extern crate userutils;
 
 use std::borrow::Borrow;
diff --git a/src/bin/passwd.rs b/src/bin/passwd.rs
index 3300205b92..659f01bb74 100644
--- a/src/bin/passwd.rs
+++ b/src/bin/passwd.rs
@@ -3,7 +3,6 @@
 extern crate arg_parser;
 extern crate extra;
 extern crate rand;
-extern crate syscall;
 extern crate termion;
 extern crate userutils;
 
diff --git a/src/bin/su.rs b/src/bin/su.rs
index 86484b1719..5228ab50bc 100644
--- a/src/bin/su.rs
+++ b/src/bin/su.rs
@@ -2,7 +2,6 @@
 
 extern crate arg_parser;
 extern crate extra;
-extern crate syscall;
 extern crate termion;
 extern crate userutils;
 
diff --git a/src/bin/sudo.rs b/src/bin/sudo.rs
index 3a4b054866..26636fc6a9 100644
--- a/src/bin/sudo.rs
+++ b/src/bin/sudo.rs
@@ -1,5 +1,4 @@
 extern crate arg_parser;
-extern crate extra;
 extern crate syscall;
 extern crate termion;
 extern crate userutils;
diff --git a/src/bin/whoami.rs b/src/bin/whoami.rs
index 9a54bc14d8..d19a297747 100644
--- a/src/bin/whoami.rs
+++ b/src/bin/whoami.rs
@@ -2,7 +2,6 @@
 
 extern crate arg_parser;
 extern crate extra;
-extern crate syscall;
 extern crate userutils;
 
 use std::io::{self, Write};