diff --git a/console/console.cpp b/console/console.cpp
--- a/console/console.cpp
+++ b/console/console.cpp
@@ -32,19 +32,11 @@
 #include <kscreen/configmonitor.h>
 #include <kscreen/edid.h>
 #include <kscreen/getconfigoperation.h>
+#include <kscreen/configserializer_p.h>
 
 
 static QTextStream cout(stdout);
 
-namespace KScreen
-{
-namespace ConfigSerializer
-{
-// Exported private symbol in configserializer_p.h in KScreen
-extern QJsonObject serializeConfig(const KScreen::ConfigPtr &config);
-}
-}
-
 using namespace KScreen;
 
 Console::Console(const ConfigPtr &config)