diff --git a/document.cpp b/document.cpp
index d4fb4af..78aa32b 100644
--- a/document.cpp
+++ b/document.cpp
@@ -182,17 +182,12 @@ void TeletextDocument::unDeleteSubPageFromRecycle(int subPage)
 	m_recycleSubPages.pop_back();
 }
 
-void TeletextDocument::setPageNumber(QString pageNumberString)
+void TeletextDocument::setPageNumber(int pageNumber)
 {
-	bool pageNumberOk;
-	int pageNumberRead = pageNumberString.toInt(&pageNumberOk, 16);
-	if ((!pageNumberOk) || pageNumberRead < 0x100 || pageNumberRead > 0x8ff)
-		return;
-
 	// If the magazine number was changed, we need to update the relative magazine numbers in FastText
 	// and page enhancement links
 	int oldMagazine = (m_pageNumber & 0xf00);
-	int newMagazine = (pageNumberRead & 0xf00);
+	int newMagazine = (pageNumber & 0xf00);
 	// Fix magazine 0 to 8
 	if (oldMagazine == 0x800)
 		oldMagazine = 0x000;
@@ -200,7 +195,7 @@ void TeletextDocument::setPageNumber(QString pageNumberString)
 		newMagazine = 0x000;
 	int magazineFlip = oldMagazine ^ newMagazine;
 
-	m_pageNumber = pageNumberRead;
+	m_pageNumber = pageNumber;
 
 	for (auto &subPage : m_subPages)
 		if (magazineFlip) {
@@ -211,6 +206,17 @@ void TeletextDocument::setPageNumber(QString pageNumberString)
 	}
 }
 
+void TeletextDocument::setPageNumberFromString(QString pageNumberString)
+{
+	bool pageNumberOk;
+	int pageNumberRead = pageNumberString.toInt(&pageNumberOk, 16);
+
+	if ((!pageNumberOk) || pageNumberRead < 0x100 || pageNumberRead > 0x8ff)
+		return;
+
+	setPageNumber(pageNumberRead);
+}
+
 void TeletextDocument::setDescription(QString newDescription)
 {
 	m_description = newDescription;
diff --git a/document.h b/document.h
index d51552f..f548440 100644
--- a/document.h
+++ b/document.h
@@ -74,7 +74,8 @@ public:
 	void deleteSubPageToRecycle(int);
 	void unDeleteSubPageFromRecycle(int);
 	int pageNumber() const { return m_pageNumber; }
-	void setPageNumber(QString);
+	void setPageNumber(int);
+	void setPageNumberFromString(QString);
 	QString description() const { return m_description; }
 	void setDescription(QString);
 	void setFastTextLinkPageNumberOnAllSubPages(int, int);
diff --git a/loadsave.cpp b/loadsave.cpp
index 0484b39..e46ceb6 100644
--- a/loadsave.cpp
+++ b/loadsave.cpp
@@ -52,7 +52,7 @@ void loadTTI(QFile *inFile, TeletextDocument *document)
 				document->insertSubPage(document->numberOfSubPages(), false);
 				loadingPage = document->subPage(document->numberOfSubPages()-1);
 			} else {
-				document->setPageNumber(inLine.mid(3,3));
+				document->setPageNumberFromString(inLine.mid(3,3));
 				firstSubPageAlreadyFound = true;
 			}
 		}
diff --git a/pageoptionsdockwidget.cpp b/pageoptionsdockwidget.cpp
index aa77d3e..a73c003 100644
--- a/pageoptionsdockwidget.cpp
+++ b/pageoptionsdockwidget.cpp
@@ -47,7 +47,7 @@ PageOptionsDockWidget::PageOptionsDockWidget(TeletextWidget *parent): QDockWidge
 	m_pageNumberEdit->setInputMask("DHH");
 	//TODO restrict first digit of page number to 1-8
 	pageNumberLayout->addWidget(m_pageNumberEdit);
-	connect(m_pageNumberEdit, &QLineEdit::textEdited, m_parentMainWidget->document(), &TeletextDocument::setPageNumber);
+	connect(m_pageNumberEdit, &QLineEdit::textEdited, m_parentMainWidget->document(), &TeletextDocument::setPageNumberFromString);
 
 	pageOptionsLayout->addLayout(pageNumberLayout);