diff --git a/src/QGCFileDialog.cc b/src/QGCFileDialog.cc
index f547d16c3e274f1a764ca0df086a57f2eb5456e8..ca34f3bcc75f1f193617a0c3cd175ee211a80097 100644
--- a/src/QGCFileDialog.cc
+++ b/src/QGCFileDialog.cc
@@ -112,5 +112,5 @@ void QGCFileDialog::_validate(QString* selectedFilter, Options& options)
     Q_ASSERT(selectedFilter == NULL);
     
     // On OSX native dialog can hang so we always use Qt dialogs
-    options | DontUseNativeDialog;
+    options |= DontUseNativeDialog;
 }