diff --git a/smocore/deviceManager/deviceReattacher.cpp b/smocore/deviceManager/deviceReattacher.cpp
index bf46e2a..bae5a9f 100644
--- a/smocore/deviceManager/deviceReattacher.cpp
+++ b/smocore/deviceManager/deviceReattacher.cpp
@@ -72,8 +72,7 @@ void DeviceReattacher::onTimeout(const boost::system::error_code& error)
 
 	// Attempt to reattach all unattached devices from the known list
 	parent.attachAllUnattachedDevicesFromKnownListReq(
-		Callback<DeviceManager::attachAllUnattachedDevicesFromReqCbFn>(
-			nullptr, reattachmentCb));
+		{ nullptr, reattachmentCb});
 
 	// Schedule the next timeout
 	scheduleNextTimeout();