diff --git a/unittests/table_json_conversion/test_fill_xlsx.py b/unittests/table_json_conversion/test_fill_xlsx.py
index 18ab4f06dcdaa8f36289dd49c6730ee2ac5e26c8..fcc9ad236fdc7bcab2eeb4ce55cb95f37fb8697a 100644
--- a/unittests/table_json_conversion/test_fill_xlsx.py
+++ b/unittests/table_json_conversion/test_fill_xlsx.py
@@ -66,8 +66,9 @@ def test_detect():
 
 
 def test_fill_xlsx():
-    fill_and_compare(json_file="data/simple_data.json", template_file="data/simple_template.xlsx",
-                     known_good="data/simple_data.xlsx")
-    fill_and_compare(json_file="data/multiple_refs_data.json",
-                     template_file="data/multiple_refs_template.xlsx",
-                     known_good="data/multiple_refs_data.xlsx")
+    fill_and_compare(json_file=rfp("data/simple_data.json"),
+                     template_file=rfp("data/simple_template.xlsx"),
+                     known_good=rfp("data/simple_data.xlsx"))
+    fill_and_compare(json_file=rfp("data/multiple_refs_data.json"),
+                     template_file=rfp("data/multiple_refs_template.xlsx"),
+                     known_good=rfp("data/multiple_refs_data.xlsx"))