1 files changed, 1 insertions, 1 deletions
diff --git a/src/sched.rs b/src/sched.rs
index c5903027..15524d90 100644
--- a/src/sched.rs
+++ b/src/sched.rs
@@ -62,7 +62,7 @@ mod cpuset_attribs {
     }
 }
 
-pub type CloneCb<'a> = ||:'a -> int;
+pub type CloneCb<'a> = Box<FnMut() -> int + 'a>;
 
 // A single CPU mask word
 pub type CpuMask = c_ulong;