diff --git a/nw/gui/docviewer.py b/nw/gui/docviewer.py
index b280aa01..93887fdf 100644
--- a/nw/gui/docviewer.py
+++ b/nw/gui/docviewer.py
@@ -529,6 +529,8 @@ class GuiDocViewHeader(QWidget):
     def _refreshDocument(self):
         """Reload the content of the document.
         """
+        if self.docViewer.theHandle == self.theParent.docEditor.theHandle:
+            self.theParent.saveDocument()
         self.docViewer.reloadText()
         return