diff --git a/gramps/gen/plug/docgen/treedoc.py b/gramps/gen/plug/docgen/treedoc.py
index e61e61c00..78c778c79 100644
--- a/gramps/gen/plug/docgen/treedoc.py
+++ b/gramps/gen/plug/docgen/treedoc.py
@@ -25,6 +25,7 @@
 #-------------------------------------------------------------------------
 from abc import ABCMeta, abstractmethod
 import os
+import shutil
 from subprocess import Popen, PIPE
 from io import StringIO
 import tempfile
@@ -606,14 +607,16 @@ class TreePdfDoc(TreeDocBase):
             self._filename += ".pdf"
 
         with tempfile.TemporaryDirectory() as tmpdir:
+            basename = os.path.basename(self._filename)
             args = ['lualatex', '-output-directory', tmpdir,
-                    '-jobname', self._filename[:-4]]
+                    '-jobname', basename[:-4]]
             if win():
                 proc = Popen(args, stdin=PIPE, stdout=PIPE, stderr=PIPE,
                              creationflags=DETACHED_PROCESS)
             else:
                 proc = Popen(args, stdin=PIPE, stdout=PIPE, stderr=PIPE)
             proc.communicate(input=self._tex.getvalue().encode('utf-8'))
+            shutil.copy(os.path.join(tmpdir, basename), self._filename)
 
 
 #------------------------------------------------------------------------------