diff --git a/src/app/composer/qgscompositionwidget.cpp b/src/app/composer/qgscompositionwidget.cpp
index c6b4d97cf387..9bb852f9872e 100644
--- a/src/app/composer/qgscompositionwidget.cpp
+++ b/src/app/composer/qgscompositionwidget.cpp
@@ -488,6 +488,7 @@ void QgsCompositionWidget::applyWidthHeight()
     return;
 
   mComposition->setPaperSize( width, height );
+  mComposition->refreshItems();
 }
 
 void QgsCompositionWidget::on_mPaperWidthDoubleSpinBox_editingFinished()