diff --git a/tests/test_editblock.py b/tests/test_editblock.py
index de6d36429..9a973c88b 100644
--- a/tests/test_editblock.py
+++ b/tests/test_editblock.py
@@ -232,7 +232,7 @@ These changes replace the `subprocess.run` patches with `subprocess.check_output
     line4
 """
 
-        result = eb.replace_part_with_missing_leading_whitespace(whole, part, replace)
+        result = eb.replace_most_similar_chunk(whole, part, replace)
         self.assertEqual(result, expected_output)
 
     def test_replace_part_with_missing_leading_whitespace(self):
@@ -241,7 +241,7 @@ These changes replace the `subprocess.run` patches with `subprocess.check_output
         replace = "new_line1\nnew_line2"
         expected_output = "    new_line1\n    new_line2\n    line3\n"
 
-        result = eb.replace_part_with_missing_leading_whitespace(whole, part, replace)
+        result = eb.replace_most_similar_chunk(whole, part, replace)
         self.assertEqual(result, expected_output)
 
     def test_replace_part_with_just_some_missing_leading_whitespace(self):
@@ -250,7 +250,7 @@ These changes replace the `subprocess.run` patches with `subprocess.check_output
         replace = "new_line1\nnew_line2"
         expected_output = "    new_line1\n        new_line2\n    line3\n"
 
-        result = eb.replace_part_with_missing_leading_whitespace(whole, part, replace)
+        result = eb.replace_most_similar_chunk(whole, part, replace)
         self.assertEqual(result, expected_output)
 
     def test_replace_part_with_missing_leading_whitespace_including_blank_lines(self):
@@ -264,7 +264,7 @@ These changes replace the `subprocess.run` patches with `subprocess.check_output
         replace = "new_line1\nnew_line2"
         expected_output = None
 
-        result = eb.replace_part_with_missing_leading_whitespace(whole, part, replace)
+        result = eb.replace_most_similar_chunk(whole, part, replace)
         self.assertEqual(result, expected_output)
 
     def test_full_edit(self):