diff --git a/src/ims/in-memory-storage-lfu.cpp b/src/ims/in-memory-storage-lfu.cpp
index a155f60..41345e1 100644
--- a/src/ims/in-memory-storage-lfu.cpp
+++ b/src/ims/in-memory-storage-lfu.cpp
@@ -28,7 +28,7 @@
 {
 }
 
-InMemoryStorageLfu::InMemoryStorageLfu(boost::asio::io_service& ioService, size_t limit)
+InMemoryStorageLfu::InMemoryStorageLfu(DummyIoService& ioService, size_t limit)
   : InMemoryStorage(ioService, limit)
 {
 }