diff --git a/backends/swiften/main.cpp b/backends/swiften/main.cpp
index 424ce975..bb39465a 100644
--- a/backends/swiften/main.cpp
+++ b/backends/swiften/main.cpp
@@ -292,7 +292,7 @@ class SwiftenPlugin : public NetworkPlugin, Swift::XMPPParserClient {
 
 		void handleLoginRequest(const std::string &user, const std::string &legacyName, const std::string &password) {
 			LOG4CXX_INFO(logger, user << ": connecting as " << legacyName);
-			boost::shared_ptr<Swift::Client> client = boost::make_shared<Swift::Client>(Swift::JID(legacyName), password, m_factories);
+			boost::shared_ptr<Swift::Client> client = boost::make_shared<Swift::Client>(Swift::JID(legacyName + "/Spectrum"), password, m_factories);
 			m_users[user] = client;
 			client->setAlwaysTrustCertificates();
 			client->onConnected.connect(boost::bind(&SwiftenPlugin::handleSwiftConnected, this, user));