diff --git a/tests/test_files/cellbg.docx b/tests/test_files/cellbg.docx
index d1960e2..ad02499 100644
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diff --git a/tests/test_files/dynamic_table.docx b/tests/test_files/dynamic_table.docx
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diff --git a/tests/test_files/embedded.docx b/tests/test_files/embedded.docx
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diff --git a/tests/test_files/embedded_embedded_docx.docx b/tests/test_files/embedded_embedded_docx.docx
index 4b45a86..836b5ea 100644
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diff --git a/tests/test_files/escape.docx b/tests/test_files/escape.docx
index 7c36beb..6f3ba58 100644
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diff --git a/tests/test_files/header_footer.docx b/tests/test_files/header_footer.docx
index 7f1371f..6607768 100644
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diff --git a/tests/test_files/header_footer_entities.docx b/tests/test_files/header_footer_entities.docx
index a515203..344098c 100644
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diff --git a/tests/test_files/header_footer_image.docx b/tests/test_files/header_footer_image.docx
index 306918f..a4a94f4 100644
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diff --git a/tests/test_files/header_footer_utf8.docx b/tests/test_files/header_footer_utf8.docx
index 01bdae3..1cf9205 100644
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diff --git a/tests/test_files/inline_image.docx b/tests/test_files/inline_image.docx
index 8bc9dbe..3aa69b6 100644
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diff --git a/tests/test_files/nested_for.docx b/tests/test_files/nested_for.docx
index bd217d3..0c7c817 100644
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diff --git a/tests/test_files/order.docx b/tests/test_files/order.docx
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diff --git a/tests/test_files/replace_picture.docx b/tests/test_files/replace_picture.docx
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diff --git a/tests/test_files/richtext.docx b/tests/test_files/richtext.docx
index 511fe30..dbf1934 100644
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diff --git a/tests/test_files/richtext_and_if.docx b/tests/test_files/richtext_and_if.docx
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diff --git a/tests/test_files/subdoc.docx b/tests/test_files/subdoc.docx
index 6da050f..b2afc5d 100644
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diff --git a/tests/test_files/template_error.docx b/tests/test_files/template_error.docx
index cf8d5c9..42aa920 100644
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diff --git a/tests/test_files/vertical_merge.docx b/tests/test_files/vertical_merge.docx
index 12605cb..4d938b5 100644
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diff --git a/tests/test_files/vertical_merge_nested.docx b/tests/test_files/vertical_merge_nested.docx
index d8fe976..79f8a28 100644
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diff --git a/tests/test_files/word2016.docx b/tests/test_files/word2016.docx
index 9acafd9..c5418ce 100644
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diff --git a/tests/vertical_merge_nested.py b/tests/vertical_merge_nested.py
index f2eced8..9fbfa7f 100644
--- a/tests/vertical_merge_nested.py
+++ b/tests/vertical_merge_nested.py
@@ -1,5 +1,5 @@
 from docxtpl import DocxTemplate
 
-tpl = DocxTemplate('test_files/vertical_merge_nested.docx')
-tpl.render()
-tpl.save('test_files/word2016.docx')
+tpl = DocxTemplate('test_files/vertical_merge_nested_tpl.docx')
+tpl.render({})
+tpl.save('test_files/vertical_merge_nested.docx')