diff --git a/src/Main.cpp b/src/Main.cpp
--- a/src/Main.cpp
+++ b/src/Main.cpp
@@ -106,6 +106,8 @@
 
     if (parser.isSet(QStringLiteral("background"))) {
         startMode = SpectacleCore::BackgroundMode;
+    } else if (parser.isSet(QStringLiteral("nonotify"))) {
+        startMode = SpectacleCore::BackgroundMode;
     } else if (parser.isSet(QStringLiteral("dbus"))) {
         startMode = SpectacleCore::DBusMode;
     }