diff --git a/src/voip/ScreenCastPortal.h b/src/voip/ScreenCastPortal.h
index bc1fd143..4d1e028e 100644
--- a/src/voip/ScreenCastPortal.h
+++ b/src/voip/ScreenCastPortal.h
@@ -12,6 +12,7 @@
 #include <QDBusPendingReply>
 #include <QDBusUnixFileDescriptor>
 #include <QObject>
+#include <optional>
 
 class ScreenCastPortal final : public QObject
 {