diff --git a/spectrum/src/frontends/xmpp/XMPPUserRegistration.h b/spectrum/src/frontends/xmpp/XMPPUserRegistration.h
index 87b879fdc80753bb4a78e5f131aa4ded61530dfb..1bded7ed954d137666161acc5c0a902f5e239c86 100644
--- a/spectrum/src/frontends/xmpp/XMPPUserRegistration.h
+++ b/spectrum/src/frontends/xmpp/XMPPUserRegistration.h
@@ -25,7 +25,6 @@
 #include "Swiften/Elements/RosterPayload.h"
 #include "Swiften/SwiftenCompat.h"
 
-#include <boost/signal.hpp>
 #include <Swiften/Version.h>
 #include "transport/UserRegistration.h"
 #define HAVE_SWIFTEN_3  (SWIFTEN_VERSION >= 0x030000)