diff --git a/src/plasma/corona.cpp b/src/plasma/corona.cpp
index 150a92625..20d61a062 100644
--- a/src/plasma/corona.cpp
+++ b/src/plasma/corona.cpp
@@ -214,7 +214,7 @@ Containment *Corona::createContainmentDelayed(const QString &name, const QVarian
     return 0;
 }
 
-int Corona::screenForContainment(const Containment *containment) const
+int Corona::screenForContainment(const Containment *) const
 {
     return -1;
 }