diff --git a/src/util/scheduler.cpp b/src/util/scheduler.cpp
index 513348f..431375a 100644
--- a/src/util/scheduler.cpp
+++ b/src/util/scheduler.cpp
@@ -46,7 +46,7 @@
 namespace util {
 namespace scheduler {
 
-Scheduler::Scheduler(boost::asio::io_service& ioService)
+Scheduler::Scheduler(DummyIoService& ioService)
   : m_scheduledEvent(m_events.end())
 {
 }
diff --git a/src/util/scheduler.hpp b/src/util/scheduler.hpp
index 2d669b1..6f74e9a 100644
--- a/src/util/scheduler.hpp
+++ b/src/util/scheduler.hpp
@@ -62,7 +62,7 @@
   typedef EventCallback Event;
 
   explicit
-  Scheduler(boost::asio::io_service& ioService);
+  Scheduler(DummyIoService& ioService);
 
   ~Scheduler();