diff --git a/backends/networking/curl/connectionmanager.cpp b/backends/networking/curl/connectionmanager.cpp
index ef2afc26559..337ad42ebaa 100644
--- a/backends/networking/curl/connectionmanager.cpp
+++ b/backends/networking/curl/connectionmanager.cpp
@@ -28,10 +28,13 @@
 #include "common/system.h"
 #include "common/timer.h"
 #include <curl/curl.h>
-using Common::Singleton;
+
+namespace Common {
 
 DECLARE_SINGLETON(Networking::ConnectionManager);
 
+}
+
 namespace Networking {
 
 ConnectionManager::ConnectionManager(): _multi(0), _timerStarted(false) {