1 files changed, 3 insertions, 3 deletions
diff --git a/src/libnative/io/timer_unix.rs b/src/libnative/io/timer_unix.rs
index 11f9c4b3d8c..ab993997c85 100644
--- a/src/libnative/io/timer_unix.rs
+++ b/src/libnative/io/timer_unix.rs
@@ -67,7 +67,7 @@ pub struct Timer {
 }
 
 struct Inner {
-    cb: Option<Box<rtio::Callback:Send>>,
+    cb: Option<Box<rtio::Callback + Send>>,
     interval: u64,
     repeat: bool,
     target: u64,
@@ -251,7 +251,7 @@ impl rtio::RtioTimer for Timer {
         Timer::sleep(msecs);
     }
 
-    fn oneshot(&mut self, msecs: u64, cb: Box<rtio::Callback:Send>) {
+    fn oneshot(&mut self, msecs: u64, cb: Box<rtio::Callback + Send>) {
         let now = now();
         let mut inner = self.inner();
 
@@ -263,7 +263,7 @@ impl rtio::RtioTimer for Timer {
         unsafe { HELPER.send(NewTimer(inner)); }
     }
 
-    fn period(&mut self, msecs: u64, cb: Box<rtio::Callback:Send>) {
+    fn period(&mut self, msecs: u64, cb: Box<rtio::Callback + Send>) {
         let now = now();
         let mut inner = self.inner();