diff --git a/include/mbgl/actor/scheduler.hpp b/include/mbgl/actor/scheduler.hpp
index ee87f872ccd..00926287026 100644
--- a/include/mbgl/actor/scheduler.hpp
+++ b/include/mbgl/actor/scheduler.hpp
@@ -61,9 +61,9 @@ class Scheduler {
     /// the given closure to this scheduler, the consequent calls of the
     /// returned closure are ignored.
     ///
-    /// If this scheduler is already deleted by the time the returnded closure
+    /// If this scheduler is already deleted by the time the returned closure
     /// is first invoked, the call is ignored.
-    Scheduler::Task bindOnce(Task);
+    Scheduler::Task bindOnce(Task&&);
 
     /// Enqueues the given |task| for execution into this scheduler's task queue
     /// and then enqueues the |reply| with the captured task result to the
diff --git a/src/mbgl/actor/scheduler.cpp b/src/mbgl/actor/scheduler.cpp
index 4e15a2b38ff..136f762cab4 100644
--- a/src/mbgl/actor/scheduler.cpp
+++ b/src/mbgl/actor/scheduler.cpp
@@ -5,7 +5,7 @@
 
 namespace mbgl {
 
-Scheduler::Task Scheduler::bindOnce(Scheduler::Task fn) {
+Scheduler::Task Scheduler::bindOnce(Scheduler::Task&& fn) {
     assert(fn);
     return [scheduler = makeWeakPtr(), scheduled = std::move(fn)]() mutable {
         if (!scheduled) return; // Repeated call.