diff --git a/src/unix.rs b/src/unix.rs
index 204e152dd..b5067c363 100644
--- a/src/unix.rs
+++ b/src/unix.rs
@@ -96,7 +96,7 @@ struct SignalState {
     tasks: Vec<(RefCell<Oneshot<()>>, mio::SetReadiness)>,
 }
 
-pub use self::libc::{SIGINT, SIGKILL, SIGTERM, SIGUSR1, SIGUSR2};
+pub use self::libc::{SIGINT, SIGTERM, SIGUSR1, SIGUSR2};
 pub use self::libc::{SIGHUP, SIGQUIT, SIGPIPE, SIGALRM, SIGTRAP};
 
 impl Signal {