diff --git a/src/plugins/qt4projectmanager/qmakestep.cpp b/src/plugins/qt4projectmanager/qmakestep.cpp
index 385cd1d7026..f5828a16fbe 100644
--- a/src/plugins/qt4projectmanager/qmakestep.cpp
+++ b/src/plugins/qt4projectmanager/qmakestep.cpp
@@ -259,7 +259,6 @@ QString QMakeStepConfigWidget::summaryText() const
 
 void QMakeStepConfigWidget::qtVersionChanged()
 {
-    Q_UNUSED(bc)
     updateTitleLabel();
     updateEffectiveQMakeCall();
 }