diff --git a/sources/diagramprintdialog.cpp b/sources/diagramprintdialog.cpp
index 972e329ab..2c6164dbc 100644
--- a/sources/diagramprintdialog.cpp
+++ b/sources/diagramprintdialog.cpp
@@ -587,7 +587,7 @@ void DiagramPrintDialog::loadPageSetupForCurrentPrinter() {
 		if (conv_ok && value != -1.0) margins[i] = value;
 	}
 	printer_ -> setPageMargins(margins[0], margins[1], margins[2], margins[3], QPrinter::Millimeter);
-	printer_ -> setFullPage(settings.setValue("fullpage", "false") == "true");
+	printer_ -> setFullPage(settings.value("fullpage", "false").toString() == "true");
 }
 
 /**
diff --git a/sources/qetprintpreviewdialog.cpp b/sources/qetprintpreviewdialog.cpp
index 4a16d96a6..e162516d3 100644
--- a/sources/qetprintpreviewdialog.cpp
+++ b/sources/qetprintpreviewdialog.cpp
@@ -234,6 +234,7 @@ void QETPrintPreviewDialog::build() {
 	
 	print_options_box_= new QGroupBox(tr("Options d'impression"));
 	use_full_page_ = new QCheckBox(tr("Utiliser toute la feuille"));
+	use_full_page_ -> setChecked(printer_ -> fullPage());
 	use_full_page_label_ = new QLabel(tr(
 		"Si cette option est coch\351e, les marges de la feuille seront "
 		"ignor\351es et toute sa surface sera utilis\351e pour l'impression. "