diff --git a/src/ims/in-memory-storage-lru.cpp b/src/ims/in-memory-storage-lru.cpp
index 22c463d..61eff85 100644
--- a/src/ims/in-memory-storage-lru.cpp
+++ b/src/ims/in-memory-storage-lru.cpp
@@ -28,7 +28,7 @@
 {
 }
 
-InMemoryStorageLru::InMemoryStorageLru(boost::asio::io_service& ioService,
+InMemoryStorageLru::InMemoryStorageLru(DummyIoService& ioService,
                                        size_t limit)
   : InMemoryStorage(ioService, limit)
 {