diff --git a/input/src/input_dsl.rs b/input/src/input_dsl.rs
index 855272d..bb3c353 100644
--- a/input/src/input_dsl.rs
+++ b/input/src/input_dsl.rs
@@ -18,7 +18,7 @@ type EventMapImpl<E, C> = BTreeMap<E, Vec<Binding<C>>>;
 pub struct EventMap<E, C>(EventMapImpl<E, C>);
 
 /// An input binding.
-#[derive(Debug)]
+#[derive(Debug, Clone)]
 pub struct Binding<C> {
     pub command:     C,
     pub condition:   Option<Condition>,
@@ -27,7 +27,8 @@ pub struct Binding<C> {
 }
 
 /// Input bindings are only returned if this evaluates to true
-pub struct Condition(Box<dyn Fn()->bool + Send + Sync>);
+#[derive(Clone)]
+pub struct Condition(Arc<Box<dyn Fn()->bool + Send + Sync>>);
 
 impl_debug!(Condition |self, w| { write!(w, "*") });