diff --git a/twin/kcmtwin/twindecoration/twindecoration.cpp b/twin/kcmtwin/twindecoration/twindecoration.cpp
index ac0624c24..dd06a0bd7 100644
--- a/twin/kcmtwin/twindecoration/twindecoration.cpp
+++ b/twin/kcmtwin/twindecoration/twindecoration.cpp
@@ -825,7 +825,7 @@ void KWinDecorationModule::writeConfig( KConfig* conf )
 		wmstartupcommand.prepend(wmExecutableName);
 		wmstartupcommand.append("--replace");
 		newWMProc << wmstartupcommand;
-		newWMProc.start(KProcess::DontCare, NoCommunication);
+		newWMProc.start(KProcess::DontCare, KProcess::NoCommunication);
 		newWMProc.detach();
 	}
 	conf->writeEntry("WMExecutable", wmExecutableName);