diff --git a/src/qt/addressbookpage.cpp b/src/qt/addressbookpage.cpp
index 4f629fc26..063e510c3 100644
--- a/src/qt/addressbookpage.cpp
+++ b/src/qt/addressbookpage.cpp
@@ -187,6 +187,8 @@ void AddressBookPage::exportClicked()
             QDir::currentPath(),
             tr("Comma separated file (*.csv)"));
 
+    if (filename.isNull()) return;
+
     CSVModelWriter writer(filename);
 
     // name, column, role
diff --git a/src/qt/transactionview.cpp b/src/qt/transactionview.cpp
index 03df42260..8aa43395e 100644
--- a/src/qt/transactionview.cpp
+++ b/src/qt/transactionview.cpp
@@ -242,6 +242,8 @@ void TransactionView::exportClicked()
             QDir::currentPath(),
             tr("Comma separated file (*.csv)"));
 
+    if (filename.isNull()) return;
+
     CSVModelWriter writer(filename);
 
     // name, column, role