diff --git a/src/ui/LmsApplication.cpp b/src/ui/LmsApplication.cpp
index 6a0b76c4..ed59d298 100644
--- a/src/ui/LmsApplication.cpp
+++ b/src/ui/LmsApplication.cpp
@@ -382,11 +382,11 @@ LmsApplication::handleAuthEvent(void)
 			Wt::WServer::instance()->post(sessionId, [=]
 			{
 				notifyMsg(Wt::WString::tr("Lms.Admin.Database.scan-complete")
-					.arg(stats.nbFiles())
-					.arg(stats.additions)
-					.arg(stats.deletions)
-					.arg(stats.nbDuplicates())
-					.arg(stats.nbErrors()));
+					.arg(static_cast<unsigned>(stats.nbFiles()))
+					.arg(static_cast<unsigned>(stats.additions))
+					.arg(static_cast<unsigned>(stats.deletions))
+					.arg(static_cast<unsigned>(stats.nbDuplicates()))
+					.arg(static_cast<unsigned>(stats.nbErrors())));
 				triggerUpdate();
 			});
 		}, std::placeholders::_1));
diff --git a/src/ui/PlayQueueView.cpp b/src/ui/PlayQueueView.cpp
index 5334f5e5..b4e45453 100644
--- a/src/ui/PlayQueueView.cpp
+++ b/src/ui/PlayQueueView.cpp
@@ -144,7 +144,7 @@ PlayQueue::updateInfo()
 	Wt::Dbo::Transaction transaction(LmsApp->getDboSession());
 
 	auto playlist = Database::Playlist::get(LmsApp->getDboSession(), currentPlayQueueName, LmsApp->getCurrentUser());
-	_nbTracks->setText(Wt::WString::tr("Lms.PlayQueue.nb-tracks").arg(playlist->getCount()));
+	_nbTracks->setText(Wt::WString::tr("Lms.PlayQueue.nb-tracks").arg(static_cast<unsigned>(playlist->getCount())));
 }
 
 void